National Environmental Technology Centre: Leeds iso-Butane ppb. GMT Hour ending. Date , 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,, Max, Mean 01/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 02/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 03/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 04/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 05/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 06/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 07/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 08/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 09/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 10/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 11/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 12/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 13/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 14/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 15/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 16/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 17/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 18/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 19/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 20/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 21/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 22/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 23/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 24/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 25/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 26/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 27/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 28/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 29/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 30/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 31/01/97, , , , , , , , , , , , , , , , , , , , , , , , , 01/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 02/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 03/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 04/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 05/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 06/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 07/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 08/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 09/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 10/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 11/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 12/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 13/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 14/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 15/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 16/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 17/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 18/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 19/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 20/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 21/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 22/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 23/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 24/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 25/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 26/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 27/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 28/02/97, , , , , , , , , , , , , , , , , , , , , , , , , 01/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 02/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 03/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 04/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 05/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 06/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 07/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 08/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 09/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 10/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 11/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 12/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 13/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 14/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 15/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 16/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 17/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 18/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 19/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 20/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 21/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 22/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 23/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 24/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 25/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 26/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 27/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 28/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 29/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 30/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 31/03/97, , , , , , , , , , , , , , , , , , , , , , , , , 01/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 02/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 03/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 04/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 05/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 06/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 07/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 08/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 09/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 10/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 11/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 12/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 13/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 14/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 15/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 16/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 17/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 18/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 19/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 20/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 21/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 22/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 23/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 24/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 25/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 26/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 27/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 28/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 29/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 30/04/97, , , , , , , , , , , , , , , , , , , , , , , , , 01/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 02/05/97, , , , , , , , , , , , , , , , , , , , , , 26.40, , ,, 26.40, 26.40 03/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 04/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 05/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 06/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 07/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 08/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 09/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 10/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 11/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 12/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 13/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 14/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 15/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 16/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 17/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 18/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 19/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 20/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 21/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 22/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 23/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 24/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 25/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 26/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 27/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 28/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 29/05/97, , , , , , , , , , , , , , , , , , , , , , , 38.59, ,, 38.59, 38.59 30/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 31/05/97, , , , , , , , , , , , , , , , , , , , , , , , , 01/06/97, , , , , , , , , , , , , , , , , , , , , , , , , 02/06/97, , , , , , , , , , , , , , , , , , , , , , , , , 03/06/97, , , , , , , , , , , , , , , , , , , , , , , , , 04/06/97, , , , , , , , , , , , , , , , , , , , , , , , , 05/06/97, , , , , , , , 2.48, , , , , , , , 2.01, , , , , , , , ,, 2.48, 2.25 06/06/97, , , , , , , 0.97, 1.36, 1.88, 1.58, 1.51, , , , , , 2.36, 3.03, 1.03, 1.16, 1.36, , , ,, 3.03, 1.62 07/06/97, , , , , , , , 0.99, , , , , 0.95, 1.48, , , , , , , 1.13, 0.98, 1.17, ,, 1.48, 1.12 08/06/97, , , , , , , , , , , , , , , 1.08, , , , , , , , 1.03, ,, 1.08, 1.06 09/06/97, , , , , , , , 1.49, 1.50, , , , , 1.19, , , 1.30, , 1.48, 1.17, 1.72, 1.70, 1.29, ,, 1.72, 1.43 10/06/97, 3.33, , , , , , , 2.32, , , , , , , , , 1.47, , , , , 2.39, , ,, 3.33, 2.38 11/06/97, , , , , , , , , 6.08, , , 6.92, 2.86, 3.07, 2.70, 4.14, 2.44, 2.27, 2.02, 1.75, 2.46, , , 1.25,, 6.92, 3.16 12/06/97, 1.16, , , , 2.37, 2.19, 2.38, , 3.33, 3.47, 2.52, 2.23, 1.65, 1.80, , 1.71, 2.45, 1.72, 1.18, 1.32, 2.44, 4.47, 8.62, 5.90,, 8.62, 2.78 13/06/97, 4.67, , , , 1.11, , 1.15, 1.30, 1.58, 1.61, 1.27, 1.23, 1.84, 1.36, , 1.49, 1.17, 1.23, 1.07, 1.04, 0.72, 0.62, , 0.42,, 4.67, 1.38 14/06/97, , , , , , , , , , 0.79, 0.91, 1.37, 1.60, 1.62, 1.25, 2.00, 1.64, , , , 2.25, , 1.89, 1.35,, 2.25, 1.52 15/06/97, 1.80, , 1.01, , , 0.53, 0.53, , 0.77, 1.16, 1.27, 1.31, 1.00, , 1.88, 1.61, 1.54, 1.46, 1.64, 1.60, 2.59, 3.75, 2.17, 2.29,, 3.75, 1.57 16/06/97, 1.91, 2.09, 1.94, 1.99, 2.44, 1.16, 2.12, 2.88, 4.04, 2.07, 1.01, 1.85, 1.97, 2.38, 2.15, , 1.80, 2.45, 2.45, 1.68, 1.80, 2.13, 1.60, 1.66,, 4.04, 2.07 17/06/97, , , , , , , 2.59, 3.17, 4.08, 2.56, 2.30, , 1.52, , 1.38, 2.13, 1.80, 3.33, 2.09, 2.63, 2.21, 5.02, 12.95, 10.60,, 12.95, 3.77 18/06/97, 3.76, 4.23, 1.95, , 1.15, 1.86, 1.63, 2.39, 5.59, 2.33, 1.72, 1.67, 1.59, 0.93, 1.00, 1.39, 1.43, 1.01, 1.00, 1.04, 0.88, 0.86, 0.97, ,, 5.59, 1.84 19/06/97, 0.55, , , , 0.58, 0.92, 1.57, 1.27, 1.42, 0.90, 0.85, 0.90, 1.73, 1.08, 1.33, 1.24, 1.46, 1.43, 1.36, 1.92, 1.32, , 2.06, 3.22,, 3.22, 1.36 20/06/97, 1.65, 1.58, 1.97, 1.54, 3.01, 7.00, 2.58, 2.96, 1.46, 1.16, 1.52, 0.74, 0.90, 1.46, 0.69, 1.06, 1.56, 1.40, 1.45, 0.96, 1.14, 1.33, 1.58, 1.54,, 7.00, 1.76 21/06/97, 1.76, 1.41, , , , , 0.66, 0.70, 0.71, 0.93, 1.26, 1.47, 1.38, 1.71, 2.92, 2.74, 1.59, 1.44, 1.16, 1.16, 1.24, 1.63, 0.78, 0.71,, 2.92, 1.37 22/06/97, 0.79, 0.97, 0.57, 0.66, 0.75, 0.75, 0.74, 0.78, 0.80, 0.53, 0.93, 1.18, 0.84, 0.68, 0.80, 0.56, , , 0.73, 0.61, 0.49, 0.63, 0.71, 0.51,, 1.18, 0.73 23/06/97, 0.58, 0.34, , , , , , 1.33, 1.57, 1.12, 1.03, , , 1.49, 1.28, 2.12, 2.44, 1.86, 1.99, 2.54, , 1.92, , ,, 2.54, 1.54 24/06/97, , , , , , , 1.70, 1.31, 2.46, 1.15, , , , , , 0.95, 0.89, 0.89, 0.82, 0.88, 1.16, 1.41, 4.66, 6.04,, 6.04, 1.87 25/06/97, 2.04, 1.52, , , 1.73, 1.70, 1.84, 2.29, 2.27, 1.77, 1.41, 1.40, 1.75, 1.82, 1.92, 2.38, 2.34, 8.88, , 4.24, , , 1.26, ,, 8.88, 2.36 26/06/97, , , 0.13, , , , , 0.80, 0.72, 0.78, 0.52, 0.48, 0.56, 0.57, 0.63, 0.70, 0.66, 0.64, 0.46, 0.54, 0.65, 0.37, 0.40, 0.20,, 0.80, 0.54 27/06/97, , , , , , , 0.43, 1.03, 0.79, 0.81, 0.81, 0.86, 0.61, 0.70, 0.66, 0.73, 0.67, 0.60, 0.54, 0.41, 0.45, 0.35, 0.28, ,, 1.03, 0.63 28/06/97, 0.40, 0.49, , 0.26, 0.30, 0.33, , 0.74, 1.05, 1.44, 1.42, 1.61, 2.54, 1.20, 1.38, 1.44, 1.34, 1.21, 0.77, 0.78, 0.72, 0.81, 1.22, ,, 2.54, 1.02 29/06/97, , , , , , 0.24, 0.21, 0.21, 0.28, 0.39, 0.48, , , 0.62, 0.48, 0.71, 1.35, 1.41, 0.78, 1.06, 0.73, 0.49, 0.40, 0.44,, 1.41, 0.60 30/06/97, , , , 0.31, 0.27, 0.31, , 1.28, 1.23, 0.98, 1.20, 1.93, 1.44, 1.36, , 1.69, 1.73, 1.59, 1.37, 0.80, 1.32, 1.13, 0.55, ,, 1.93, 1.14 01/07/97, 0.40, , , , 0.25, , 0.65, 1.50, 1.39, 0.88, 0.77, 0.92, 0.72, 0.79, 0.93, 0.80, 0.73, 0.89, 0.81, 0.86, 1.18, 1.18, 0.77, 0.77,, 1.50, 0.86 02/07/97, 0.85, 0.72, 0.87, 0.89, 1.10, 2.81, 1.44, 1.96, 2.15, 1.52, 1.32, 1.19, 1.25, 1.05, 1.57, 1.48, 2.26, 1.50, 14.37, 10.87, 5.52, 1.97, 1.29, 1.01,, 14.37, 2.54 03/07/97, 0.91, 0.93, 0.99, 0.81, 1.15, 1.40, 1.45, 1.77, 1.67, 1.94, 1.86, 1.26, 1.39, 1.10, 1.11, 2.20, 1.70, 2.15, 1.61, 2.44, 2.34, 4.49, 10.14, 5.11,, 10.14, 2.16 04/07/97, 4.32, 3.76, 1.94, 1.37, 0.62, 1.11, 1.04, 1.01, 1.39, 0.88, , , 1.25, 0.84, 0.86, 1.61, 1.83, 1.00, 0.79, 0.80, 0.87, 0.56, 0.63, 0.50,, 4.32, 1.32 05/07/97, 0.63, 0.77, 1.00, 0.63, 0.59, 0.75, 0.72, 0.49, 0.64, 0.67, 0.69, 0.77, 0.70, 0.57, 0.53, 0.49, 0.51, 0.57, 0.43, 0.48, 0.51, 0.63, 0.46, 0.37,, 1.00, 0.61 06/07/97, 0.41, 0.57, 0.48, 0.50, 0.29, 0.27, , , 0.42, 0.57, 0.54, 0.68, 0.80, 0.91, , 0.53, 0.51, 0.42, 0.44, 0.41, 0.43, 0.35, 0.41, 0.49,, 0.91, 0.50 07/07/97, 0.36, 0.44, , , , , 1.07, 1.28, 1.39, 0.94, 0.73, 0.72, 0.74, 0.86, , 0.63, 0.52, 0.60, 0.49, 0.60, 0.70, 0.58, 0.96, 0.66,, 1.39, 0.75 08/07/97, 0.89, 0.67, , , 2.16, , 1.18, 2.92, 2.20, 4.72, 1.63, , , , , , 6.96, 4.28, 6.08, , 2.10, 2.22, 2.13, 2.13,, 6.96, 2.82 09/07/97, 7.23, 2.08, , , , 3.94, 5.19, 4.22, 4.79, 2.33, 2.47, 2.73, 1.91, 2.14, 2.04, 1.99, 1.33, 10.73, 7.45, 5.96, 5.77, 3.14, 2.37, 2.18,, 10.73, 3.90 10/07/97, , , , , , , 2.02, 1.75, 2.18, 1.17, 1.13, 1.46, 2.07, 1.37, 1.15, 1.39, 1.62, 1.79, 1.39, 1.09, 0.77, 0.79, 1.25, 0.83,, 2.18, 1.40 11/07/97, 0.62, , , , , , 0.93, 1.77, 2.69, 1.47, 1.47, 1.45, 1.70, 1.39, 1.80, 1.95, 2.00, 1.89, 2.42, 1.93, 2.09, 2.40, 1.91, 2.34,, 2.69, 1.80 12/07/97, 3.04, , , , , , , , 7.27, 1.96, 2.12, 2.54, 1.88, 2.53, 2.02, 1.23, 0.98, 1.13, 1.38, 1.48, 1.30, 3.12, 1.98, 3.48,, 7.27, 2.32 13/07/97, 5.32, 7.17, 3.05, 2.32, 3.16, 2.65, 1.76, 1.13, 0.82, 0.66, 0.87, 0.81, 0.85, 0.73, 0.71, 0.63, 0.52, 0.55, 0.69, 1.19, 0.89, 1.01, 0.97, 1.52,, 7.17, 1.67 14/07/97, 1.14, 0.92, , , , 0.38, 0.59, 1.96, 0.99, 0.63, 0.59, 0.59, 0.70, 0.62, 0.64, 0.79, 1.01, 0.83, 0.74, 0.60, 0.77, 0.75, 1.13, 0.98,, 1.96, 0.83 15/07/97, 0.87, 1.01, , , , 1.02, 0.70, 1.50, 1.19, 0.83, 0.88, 1.01, 1.05, 0.91, 0.77, , , , , , , , , ,, 1.50, 0.98 16/07/97, , , , , , , , , , , 0.59, 0.50, 0.55, 0.31, 0.33, 0.39, 0.41, 0.51, 0.63, 0.64, 0.64, 0.49, 0.49, 0.37,, 0.64, 0.49 17/07/97, 0.49, 0.44, , 0.93, , 1.17, 1.14, 1.64, 1.56, 0.93, 0.71, 0.55, 0.50, 0.75, 1.15, 0.96, 0.82, 0.95, 0.94, 0.77, 1.09, 1.14, 0.72, 0.59,, 1.64, 0.91 18/07/97, 0.63, 0.44, , , 0.23, 0.15, 0.33, 0.85, 0.70, 0.63, 0.61, 0.89, 0.86, 1.52, 1.60, 1.04, 1.07, 0.92, 1.15, 0.72, 0.74, 0.69, 0.37, 0.37,, 1.60, 0.75 19/07/97, 0.43, 0.65, 0.52, 0.40, 0.39, 0.47, 0.41, 0.42, 0.69, 1.32, 2.67, , 2.21, 1.20, 1.71, 1.91, 1.18, 1.40, 1.01, 1.73, 10.62, 8.14, 5.44, 7.31,, 10.62, 2.27 20/07/97, 2.04, 2.26, 3.26, 1.71, 3.79, 1.93, 1.53, 1.63, 1.45, 1.36, 1.52, 1.86, 2.23, 2.05, 2.14, 2.55, , 1.05, 1.01, 1.44, 1.24, 1.33, 0.98, 1.55,, 3.79, 1.82 21/07/97, 1.17, , , , 1.57, 1.27, , 3.01, 2.90, 2.35, 1.75, 3.17, 2.16, , , 1.26, 1.78, 1.26, 1.11, 1.16, 1.65, 1.84, 3.86, 3.57,, 3.86, 2.05 22/07/97, , , , , , , 1.67, 2.21, 1.13, , , , , 2.48, 6.80, 2.50, 2.23, 2.31, 3.16, 1.10, 0.72, 0.74, 0.74, 0.71,, 6.80, 2.04 23/07/97, 1.20, 1.03, 1.22, 1.51, 1.58, 1.41, 1.84, 2.04, 2.08, 1.24, 1.13, 0.99, 1.01, 0.76, 1.01, , 0.88, 1.15, 0.95, 1.09, 1.25, 1.13, 1.53, 2.81,, 2.81, 1.34 24/07/97, 1.25, 1.62, 1.27, 0.89, 0.58, 0.51, 0.90, 2.06, 2.16, 1.38, 1.30, 0.98, 1.38, 1.81, 1.06, 1.07, 1.01, 0.86, 0.70, 1.00, 2.86, 1.02, 0.98, 0.76,, 2.86, 1.23 25/07/97, 0.39, 0.22, 0.15, , 0.10, 0.13, 0.27, 0.86, 0.66, 0.55, 0.99, 0.54, 0.56, 0.53, 0.42, 0.46, 0.45, 0.46, 0.46, 0.44, 0.48, 0.43, 0.46, 0.40,, 0.99, 0.45 26/07/97, 0.50, 0.43, 0.40, 0.39, 0.87, 1.22, 0.98, 0.94, 1.10, 1.31, 1.07, 0.86, 0.61, 1.01, 1.01, 1.42, 1.57, 1.90, 1.88, 2.32, 3.46, 2.13, 0.65, 0.36,, 3.46, 1.18 27/07/97, 0.23, 0.46, 0.22, 0.21, 0.18, 0.15, 0.16, 0.26, 0.33, 0.38, 0.48, 0.59, 0.53, 0.50, 0.39, 0.36, 0.37, 0.39, 0.39, 0.43, 0.83, 0.47, 0.50, 0.41,, 0.83, 0.38 28/07/97, 0.51, 0.59, 0.72, 0.53, , 0.52, 0.44, 0.72, 0.73, 0.53, 0.52, 0.51, 0.45, 0.46, 0.58, 0.47, 0.53, 0.61, 0.42, 0.69, 0.74, 0.85, 1.20, 1.43,, 1.43, 0.64 29/07/97, 3.40, 1.34, 0.90, 1.63, 1.62, 3.69, 4.89, 4.66, 2.44, 3.08, 1.53, 0.94, 0.90, 0.98, , 0.77, 0.86, 0.91, 0.80, 0.81, 1.33, 1.90, , 0.70,, 4.89, 1.82 30/07/97, 0.60, 0.26, , , , 0.23, 0.35, 0.59, 0.61, 0.47, 0.50, 0.49, 0.42, 0.41, 0.38, 0.38, 0.38, 0.51, 0.56, 0.40, 0.33, 0.28, 0.30, 0.21,, 0.61, 0.41 31/07/97, 0.18, 0.16, 0.09, 0.09, 0.12, 0.11, 0.21, 0.46, 0.52, 0.52, 0.49, 0.59, 0.46, 1.67, 0.59, 0.56, 0.76, 0.77, 0.60, 0.58, 0.57, 0.50, 0.41, 0.45,, 1.67, 0.48 01/08/97, 0.26, 0.23, , , 0.20, 0.22, 0.42, 0.64, 1.26, 0.75, 0.62, 0.65, 0.61, 0.59, 0.37, 0.38, 0.46, 0.38, 0.43, 0.36, 0.34, 0.40, 0.49, 0.20,, 1.26, 0.47 02/08/97, 0.49, 0.45, 1.59, 0.67, 0.37, 0.53, 0.69, 0.70, 0.75, 0.84, 0.69, 1.05, 1.09, 1.07, 0.65, 0.50, 0.70, 0.66, 0.70, 0.78, 0.75, 3.89, 2.38, 2.65,, 3.89, 1.03 03/08/97, 1.81, 1.67, 1.38, 1.24, 0.94, , 1.13, 1.27, 1.58, 1.08, 7.59, 4.72, 3.24, 2.67, 1.32, 1.12, 1.03, 0.91, 1.17, 1.93, 4.52, , 1.16, 0.87,, 7.59, 2.02 04/08/97, 0.45, 0.23, 0.18, 0.23, 0.26, 0.30, , 3.03, 3.01, 1.61, 2.04, 1.80, 1.44, 1.16, 1.65, 1.33, 0.91, 1.50, 1.86, 1.34, 2.48, , 1.20, 1.43,, 3.03, 1.34 05/08/97, 0.42, , , , , , , 6.51, , , , , 1.64, 1.58, 1.79, 1.52, 1.48, 1.17, 1.98, 1.28, 1.83, 1.76, 0.99, 0.60,, 6.51, 1.75 06/08/97, , , , , 0.21, 0.25, 1.03, 2.48, 3.45, 2.80, , 1.82, 2.47, , 1.70, 1.75, 1.60, 1.65, 2.49, 2.87, 2.99, 1.57, 1.50, 0.90,, 3.45, 1.86 07/08/97, , , , 0.21, 0.21, 0.21, 0.88, 1.41, 2.12, 1.79, , 3.18, 2.44, 1.84, 1.27, 1.82, 1.99, 1.63, 1.31, 1.04, 2.40, 2.40, 1.17, 1.31,, 3.18, 1.53 08/08/97, 1.00, , , , 0.41, 1.10, 0.93, 2.09, 1.63, 2.47, 3.12, 2.12, 2.44, 1.75, 1.75, 1.97, 2.61, 2.65, 2.22, 3.04, 8.91, 12.33, 13.15, 4.31,, 13.15, 3.43 09/08/97, 2.36, 1.64, 1.30, 1.37, 0.90, 0.96, 0.75, 1.04, 0.81, 0.93, 1.15, 1.15, 1.12, 0.87, 0.76, 0.61, 0.71, 0.66, 0.57, 0.68, 1.01, 0.84, 0.70, 0.88,, 2.36, 0.99 10/08/97, 1.34, 1.83, 2.69, 2.79, 1.42, 1.09, 0.75, 0.71, 0.65, 2.09, 2.76, 1.92, 2.62, 3.02, 2.21, 2.73, 2.26, 1.51, 1.38, 1.83, 2.64, 2.18, 1.69, 1.25,, 3.02, 1.89 11/08/97, 1.00, 0.67, 0.56, 0.50, 0.52, 0.62, 0.87, 1.32, 1.85, 2.95, 3.59, 3.26, 3.08, 3.49, 3.78, 4.32, 6.98, 3.99, 4.35, 8.50, 9.81, 3.58, 2.32, 2.06,, 9.81, 3.08 12/08/97, 1.69, 1.44, 1.37, 1.28, 1.24, 3.49, 2.80, 2.82, 2.98, 3.23, 1.79, 1.73, 2.15, 1.19, 1.23, 1.12, 1.60, 1.79, 1.61, 1.69, 2.46, 2.27, 1.53, 1.01,, 3.49, 1.90 13/08/97, 0.61, 0.52, 0.50, 0.56, 0.50, 0.65, 1.06, 3.32, 3.45, 5.70, 5.44, 4.88, 2.48, 3.61, 2.13, 1.95, 2.33, 1.93, 1.04, 1.10, 0.67, 0.57, 0.61, 0.50,, 5.70, 1.92 14/08/97, 0.42, , 0.20, , 0.20, 0.33, 0.60, 0.84, 1.01, 0.77, 0.82, 0.67, 0.58, 0.74, 0.78, 0.55, 0.45, 0.49, 0.61, 0.62, 0.77, 0.88, 0.93, 1.12,, 1.12, 0.65 15/08/97, 1.00, 0.70, 0.59, 0.53, 0.64, 0.88, 1.36, 1.53, 1.19, 1.16, 1.33, 0.96, 0.91, 2.17, 1.22, 1.55, 1.54, 1.66, 1.46, 1.25, 2.00, 1.42, 1.27, 1.57,, 2.17, 1.25 16/08/97, 4.32, 1.79, 1.71, 1.41, 1.78, 1.55, 6.31, 1.98, 3.81, 3.12, 2.88, 1.91, 1.35, 1.22, 1.43, 1.15, 1.11, 0.88, 0.93, 2.23, 8.16, 6.25, 12.43, 2.72,, 12.43, 3.02 17/08/97, 2.12, 3.41, 2.44, 5.15, 4.75, 4.79, 4.15, 3.57, 3.91, 3.73, 2.99, 1.81, 1.93, 1.52, 2.25, 2.04, 2.47, 1.67, 3.63, 1.02, 2.52, 1.96, , 0.79,, 5.15, 2.81 18/08/97, 0.53, 0.69, 0.49, 0.47, 0.60, 0.52, 1.10, 1.51, 2.89, 1.90, 2.72, 2.22, 2.09, 1.86, 2.92, 2.30, 2.08, 2.05, 3.76, 3.21, 5.63, 2.16, 2.35, 2.13,, 5.63, 2.01 19/08/97, , , , , 1.93, , 3.09, 3.71, , , , , 2.04, 2.36, 2.24, 2.23, 2.40, 1.72, 1.38, 1.75, 2.16, 2.09, 2.62, 2.49,, 3.71, 2.28 20/08/97, 1.75, 1.68, 1.73, 1.22, 1.11, , 2.98, 3.52, 2.87, 2.82, 2.31, 1.96, 2.13, 1.73, 1.29, 1.11, 1.65, 1.65, 2.30, 3.92, 6.97, 4.71, 2.90, 2.76,, 6.97, 2.48 21/08/97, 2.79, 3.61, 6.11, 7.42, 5.13, 4.66, 8.45, 3.44, 1.94, 0.98, 0.88, 1.13, 0.87, 1.14, 1.64, 1.79, 1.66, 1.34, 1.19, 2.53, 0.84, 0.78, 0.94, 0.55,, 8.45, 2.58 22/08/97, 0.38, 1.28, 3.34, 1.47, 5.06, 4.39, 10.59, 1.78, , 0.74, 0.55, 0.72, 0.71, 0.67, 0.71, 0.79, 1.44, 0.77, 1.26, 1.13, 3.01, 0.92, 1.19, 0.86,, 10.59, 1.90 23/08/97, 2.22, 1.39, 1.04, 0.39, 0.22, , 0.36, 2.00, 2.98, 3.49, 3.02, 4.62, 2.73, 3.29, 2.53, 2.14, 0.97, 0.78, 1.32, 1.82, 3.34, 1.27, 1.09, 1.09,, 4.62, 1.92 24/08/97, 1.04, 1.08, 0.99, 1.47, 1.31, 1.06, 0.52, 0.44, 0.75, 1.12, 1.27, 1.20, 1.01, 1.02, 1.25, 0.96, 0.88, 1.26, 1.79, 3.75, 2.54, 1.33, 0.82, 1.10,, 3.75, 1.25 25/08/97, 0.81, 1.36, 1.26, 0.87, 1.65, 1.26, 1.28, 1.05, 1.15, 1.83, 1.83, 1.54, 1.34, 1.02, 0.88, 0.71, 0.77, 0.58, 0.53, 0.89, 25.72, 6.29, 10.42, 5.82,, 25.72, 2.95 26/08/97, 2.31, 2.58, 4.50, 6.19, 7.35, 2.15, 18.96, 6.46, 4.17, 1.36, 1.01, 0.68, 0.71, 0.79, 0.91, 0.66, 0.94, 1.12, 1.45, 1.85, 2.19, 1.45, 1.24, 1.16,, 18.96, 3.01 27/08/97, 1.50, 1.21, 1.47, 1.18, 1.34, 1.35, 2.64, 1.87, 2.17, 1.33, 1.16, 1.16, 1.47, 1.54, 1.20, 1.09, 1.20, 1.44, 1.35, 1.57, 2.61, 4.73, 6.49, 8.95,, 8.95, 2.17 28/08/97, 4.18, 2.20, 1.94, 4.71, 3.64, 5.77, 14.74, 7.28, 3.59, 6.13, 3.38, 2.19, 1.90, 1.31, 1.52, 1.33, 1.69, 5.08, 7.29, 11.45, 2.43, 1.56, 1.55, 1.28,, 14.74, 4.09 29/08/97, 1.30, 1.23, 0.52, 0.17, 0.17, 0.23, 0.51, 0.69, 0.56, 0.47, 0.43, 0.38, 1.26, 0.38, 0.39, 0.48, 0.48, 0.55, 0.72, 1.47, 1.27, 1.72, 4.96, 2.20,, 4.96, 0.94 30/08/97, 1.66, 2.81, 2.31, 1.99, 2.30, 2.14, 1.34, 1.54, 1.11, 1.50, 1.27, 1.63, 1.07, 1.00, 0.89, 0.73, 0.80, 0.52, 0.51, 2.00, 2.76, 1.76, 1.80, 2.57,, 2.81, 1.58 31/08/97, 5.06, 4.99, 4.57, 6.02, 3.82, 3.82, 2.86, 5.04, 2.96, 3.11, 1.38, 1.76, 2.00, 1.91, 4.79, 2.59, 2.62, 2.97, 7.86, 11.06, 3.20, 2.24, 0.67, 0.81,, 11.06, 3.67 01/09/97, 0.85, 0.64, 0.31, 0.27, 0.28, 0.29, 0.78, 1.35, 0.95, 0.64, 0.51, 0.50, 0.53, 0.47, 0.48, 0.41, 0.63, 0.70, 0.80, 1.33, 1.22, 1.42, 3.26, 1.84,, 3.26, 0.85 02/09/97, 5.17, 2.83, 3.04, 2.93, 4.94, 6.75, 5.99, 3.04, 2.14, 1.23, 0.65, 0.67, , , , , 0.87, 1.02, 1.63, 1.14, 1.49, 1.39, 0.77, 0.60,, 6.75, 2.41 03/09/97, 0.60, 0.65, 0.40, 0.33, 0.45, 0.56, 1.50, 1.17, 1.48, 1.40, 1.30, 1.28, 1.13, 0.68, 0.60, 0.84, 0.93, 0.71, 0.88, 0.67, 0.81, 1.04, 1.60, 1.93,, 1.93, 0.96 04/09/97, 1.60, 1.81, 1.88, 1.96, 0.73, 0.65, 0.75, 1.11, 0.94, 0.84, 0.72, 0.64, 0.67, 0.79, 0.69, 0.69, 0.81, 0.66, 0.96, 1.42, 0.84, 1.02, 0.73, 0.68,, 1.96, 0.98 05/09/97, 0.53, 0.47, 0.45, 0.40, 0.65, 0.73, 0.83, 1.88, 0.93, 1.13, 0.51, 0.65, 0.67, 0.48, 0.57, 0.62, 0.72, 0.64, 0.80, 1.49, 1.60, 1.43, 1.76, 1.19,, 1.88, 0.88 06/09/97, 0.61, 0.49, 0.85, 3.60, 0.36, 0.32, 0.45, 0.58, 0.50, 0.46, 0.31, 0.36, 0.37, 0.41, 0.43, 0.56, 0.69, 0.53, 0.63, 0.47, 0.32, 0.24, 0.21, 0.17,, 3.60, 0.58 07/09/97, 0.16, 0.18, 0.14, 0.18, 0.11, 0.14, 0.16, 0.21, 0.28, 0.52, 0.59, 0.55, 0.57, 0.35, 0.27, 0.29, 0.29, 0.29, 0.35, 0.41, 0.32, 0.25, 0.17, 0.15,, 0.59, 0.29 08/09/97, 0.09, 0.08, 0.09, , 0.12, 0.15, 0.32, 0.66, 0.56, 0.43, 0.43, 0.48, 0.41, 0.27, 0.35, 0.37, 0.36, 0.34, 0.24, 0.20, 0.28, 0.23, 0.22, 0.15,, 0.66, 0.30 09/09/97, 0.13, 0.14, 0.14, 0.14, 0.14, 0.30, 0.54, 0.71, 0.79, 0.67, 0.41, 0.49, 0.51, 0.46, 0.48, 0.90, 1.46, 1.00, 1.31, 2.70, 3.89, 1.90, 6.08, 2.77,, 6.08, 1.17 10/09/97, 4.39, 1.70, 1.60, 3.74, 2.79, 14.06, 5.96, 3.50, 3.25, 2.97, 1.58, 1.56, 1.14, 1.13, 1.41, 1.80, 1.77, 2.23, 3.26, 5.49, 12.39, 21.18, 13.05, 11.58,, 21.18, 5.15 11/09/97, 11.11, 13.04, 17.90, 12.55, 11.40, 13.93, 10.74, 5.31, 3.10, 2.31, 1.43, 1.06, 1.37, 1.23, 1.11, 1.57, 1.42, 1.75, 2.42, 1.86, 2.19, 1.84, 0.96, 0.69,, 17.90, 5.10 12/09/97, 0.66, 0.62, 0.59, 0.41, 0.26, 0.33, 0.72, 1.29, 0.92, 0.70, 0.44, 0.47, 0.44, 0.48, 0.46, 0.51, 0.43, 0.33, 0.80, 1.02, 0.76, 0.62, 0.69, 0.49,, 1.29, 0.60 13/09/97, 0.39, 0.19, 0.14, 0.12, 0.09, 0.10, 0.17, 0.29, 0.44, 0.45, 0.52, 0.43, 0.39, 0.36, 0.28, 0.28, 0.39, 0.48, 0.41, 0.76, 0.47, 0.43, 0.27, 0.40,, 0.76, 0.34 14/09/97, 0.58, 1.38, 1.02, 0.62, 0.85, 0.29, 0.30, 0.39, 0.61, 0.72, 0.70, 0.63, 0.95, 0.70, 0.52, 0.51, 0.78, 0.69, 0.78, 1.40, 1.56, 1.16, 0.65, 0.58,, 1.56, 0.77 15/09/97, 0.53, 0.36, 0.31, 0.27, 0.26, 0.30, 0.57, 1.04, 1.19, 0.61, 0.50, 0.44, 0.44, 0.50, 0.44, 0.68, 0.60, 0.67, 0.70, 0.65, 0.57, 0.73, 0.54, 0.35,, 1.19, 0.55 16/09/97, 0.31, 0.39, 0.30, 0.29, 0.30, 0.32, 0.49, 1.02, , , , , 0.70, , 0.60, 0.60, 0.66, 0.82, 0.71, 0.74, 0.76, 0.62, 0.71, 0.47,, 1.02, 0.57 17/09/97, 0.14, 0.21, 0.20, 0.20, 0.39, 0.76, 0.72, 1.74, 1.54, 0.73, 1.12, 0.65, 1.21, 3.25, 1.38, 1.30, 1.35, 1.81, 2.84, 3.34, 6.57, 5.74, 5.99, 3.87,, 6.57, 1.96 18/09/97, 2.16, 1.96, 1.58, 1.67, 1.18, 0.76, 0.72, 1.38, 2.97, 2.23, 1.70, 2.02, 1.88, 2.46, 2.84, 3.21, 1.99, 3.38, 1.14, 0.75, 0.56, 0.52, 0.33, 0.27,, 3.38, 1.65 19/09/97, 0.23, 0.24, 0.39, 0.39, , 0.36, 0.45, 1.20, 1.55, 1.44, 5.39, 3.85, 3.97, 2.54, 2.62, 1.80, 1.75, 2.02, 3.30, 3.38, 2.15, 2.75, 1.91, 1.65,, 5.39, 1.97 20/09/97, 0.82, 0.59, , , , 1.31, 5.67, 1.32, 0.95, 0.98, 1.22, 1.13, 1.97, 1.97, 0.99, 0.88, 1.17, 2.00, 2.16, 1.94, 2.31, 6.88, 4.37, 16.18,, 16.18, 2.71 21/09/97, 3.02, 4.23, 3.34, 4.06, 3.56, 5.50, 3.45, 7.10, 3.33, 4.01, 2.54, 1.09, 1.42, 1.39, 1.30, 1.31, 1.42, 1.42, 11.39, , 16.88, 3.63, 5.88, 2.51,, 16.88, 4.08 22/09/97, 2.56, 2.71, 2.97, 2.71, 1.89, 3.60, 11.21, 5.86, 4.86, 3.94, 3.17, 5.21, 3.23, 3.27, 2.29, 2.98, 5.21, 18.40, 14.77, 2.94, 2.71, 2.27, 3.33, ,, 18.40, 4.87 23/09/97, , 1.93, 1.33, 0.54, 0.45, 1.26, 1.49, 2.12, 4.84, 3.08, 2.93, 5.35, 3.27, 2.33, 4.85, 1.93, 2.64, 2.48, , 12.96, 3.64, 6.24, 4.21, 3.37,, 12.96, 3.33 24/09/97, 2.50, 2.72, 3.25, 3.88, 2.45, 1.93, 3.82, 8.09, 15.67, 5.54, 5.41, 4.65, 3.04, 1.70, 2.50, 2.07, 3.15, 3.10, 2.94, 3.40, 5.09, 8.70, 4.39, 1.69,, 15.67, 4.24 25/09/97, 0.95, 0.96, 1.56, 0.67, 0.68, 0.79, 1.58, 1.86, 5.89, 3.81, 4.09, 3.48, 4.70, 4.22, 3.79, 3.03, 8.04, 4.20, 8.37, 8.30, 4.38, 5.16, 3.37, 1.12,, 8.37, 3.54 26/09/97, 0.71, 0.41, 0.66, 0.90, 0.57, 0.28, 2.66, 4.65, 7.63, 5.55, 6.97, 2.47, 2.48, 5.43, 3.63, 4.56, 5.69, 5.45, 9.35, 9.84, 6.29, 4.10, , 1.97,, 9.84, 4.01 27/09/97, 2.08, 2.19, 2.65, 1.64, 2.09, , 2.11, 2.09, 4.50, 4.81, 2.94, 2.78, 2.41, 6.29, 9.90, 7.92, 5.08, 2.65, 12.34, 8.35, 6.82, 3.62, 2.61, 2.73,, 12.34, 4.37 28/09/97, 4.03, 3.59, 7.12, 8.46, 5.02, 3.92, 7.16, 7.00, 3.58, 3.02, 2.63, 1.86, 1.72, 1.98, 1.32, 1.57, 1.38, 2.11, 3.14, 3.52, 3.39, 2.27, 2.42, 1.49,, 8.46, 3.49 29/09/97, 0.94, 0.91, 0.97, 0.85, 0.80, 0.68, 0.93, 1.59, 2.51, 2.12, 1.94, 1.46, 1.65, 1.31, 0.90, 1.23, 1.44, 1.37, 1.84, 3.38, 3.25, 1.85, 1.55, 1.81,, 3.38, 1.55 30/09/97, 1.80, 1.79, 1.89, 1.51, 1.35, 0.94, 3.27, 6.22, , , , , 3.28, 3.33, 4.15, 3.65, 4.91, 9.21, 12.28, 7.99, 7.43, 21.47, 13.41, 9.34,, 21.47, 5.96 01/10/97, 4.39, 1.50, 0.32, 0.21, 0.19, 0.24, 0.44, 1.25, 1.46, 0.84, 0.64, 0.67, 0.68, 0.56, 0.64, 0.54, 0.59, 0.53, 0.55, 0.28, 0.29, 0.27, 0.23, 0.18,, 4.39, 0.73 02/10/97, 0.15, 0.11, 0.16, 0.17, 0.16, 0.18, 0.48, 1.29, 1.23, 0.80, 0.97, 0.94, 0.99, 0.90, 1.10, 0.77, 3.98, 1.82, 0.89, 0.87, 1.76, 1.37, 1.37, 1.20,, 3.98, 0.99 03/10/97, 2.08, 1.30, 1.02, 0.72, 0.97, 1.05, 1.59, 2.68, 3.15, 3.28, 2.19, 1.12, 0.80, 0.81, 0.66, 0.82, 1.08, 0.90, 1.24, 1.66, 0.84, 1.22, 0.57, 0.66,, 3.28, 1.35 04/10/97, 0.37, 0.29, 0.25, 0.24, 0.16, 0.18, 0.29, 0.54, 0.78, 0.87, 0.86, 0.82, 1.61, 0.78, 0.67, 0.54, 0.72, 0.72, 1.00, 0.88, 0.91, 0.66, 0.49, 0.46,, 1.61, 0.63 05/10/97, 0.33, 0.26, 0.20, 0.40, 0.73, 0.62, 0.32, 0.24, 0.39, 0.67, 0.72, 0.84, 1.09, 0.94, 0.78, 1.24, 1.51, 3.25, 3.06, 2.70, 2.27, 2.84, 2.96, 1.69,, 3.25, 1.25 06/10/97, 3.45, 5.66, 3.74, 4.29, 2.52, 1.39, 1.74, 4.25, 3.36, 2.57, 2.12, 2.52, 3.81, 2.94, 3.49, 9.76, 4.80, 4.94, 7.53, 1.70, 3.86, 9.83, 4.42, 4.99,, 9.83, 4.15 07/10/97, 1.70, 0.99, 0.98, 1.09, 2.90, 4.17, 2.41, 21.54, 4.56, 4.44, 2.41, 1.60, 1.62, 1.11, 1.43, 1.38, 2.10, 3.15, 2.22, 1.98, 0.98, 0.91, 0.76, 0.65,, 21.54, 2.79 08/10/97, 2.08, 1.62, 0.74, 1.82, 1.67, 1.35, 5.90, 6.66, 5.20, 2.92, 2.27, 2.77, 2.02, 3.06, 3.18, 5.16, 8.96, 7.32, 3.48, 4.75, 6.18, 6.11, 4.09, 4.10,, 8.96, 3.89 09/10/97, 3.48, 3.30, 3.54, 2.88, 5.19, 2.06, 3.26, 2.37, 2.21, 1.26, 0.69, 0.72, 0.74, 0.89, 1.09, 1.50, 2.38, 3.36, 4.03, 1.91, 1.95, 0.86, 0.60, 0.30,, 5.19, 2.11 10/10/97, 0.16, 0.14, 0.10, 0.09, 0.10, 0.15, 0.30, 0.77, 0.92, 0.63, 0.49, 0.83, 0.50, 0.49, 0.57, 0.71, 0.70, 0.78, 0.75, 0.69, 0.49, 0.39, 0.35, 0.39,, 0.92, 0.48 11/10/97, 0.33, 0.27, 0.26, 0.28, 0.28, 0.30, 0.55, 4.04, 3.71, 2.52, 2.33, 5.10, 5.58, 5.75, 6.19, 6.10, 4.44, 4.68, 4.62, 1.07, 0.87, 1.24, 0.79, 0.55,, 6.19, 2.58 12/10/97, 0.38, 0.30, 0.21, 0.21, 0.25, 0.24, 0.23, 0.25, 0.26, 0.59, 0.74, 0.78, 0.92, 0.74, 0.44, 0.51, 0.62, 0.94, 1.28, 2.11, 1.84, 0.93, 0.87, 0.65,, 2.11, 0.68 13/10/97, 0.44, 0.38, 0.30, 0.25, 0.25, 0.20, 0.34, 0.85, 0.79, 0.65, 0.57, 0.65, 0.70, 0.82, 1.18, 1.38, 1.28, 1.84, 1.16, 0.87, 1.24, 0.93, 0.70, 0.36,, 1.84, 0.76 14/10/97, 0.49, 0.41, 0.57, 0.64, 0.72, 0.92, 1.70, 4.64, , , , , 3.30, 3.23, 3.11, 3.80, 1.43, 2.76, 2.92, 3.07, 1.84, 2.03, 1.65, 1.90,, 4.64, 2.06 15/10/97, 2.13, 1.71, 1.48, 2.91, 2.04, 1.46, 5.47, 7.17, 6.71, 9.06, 6.86, 3.93, 4.97, 4.38, 3.53, 4.02, 4.10, 3.12, 2.43, 2.58, 3.75, 3.50, 3.08, 2.37,, 9.06, 3.87 16/10/97, 1.74, 1.74, 2.09, 2.05, 1.70, 1.82, 1.98, 2.33, 4.05, 2.63, 2.83, 3.35, 4.55, 4.50, 4.51, 4.45, 4.43, 6.85, 5.89, 6.90, 3.87, 2.59, 1.08, 0.70,, 6.90, 3.28 17/10/97, 2.18, 1.10, 1.08, 0.41, 0.47, 1.09, 1.73, 4.51, 7.40, 4.07, 3.09, 3.33, 2.65, 1.93, 1.88, 1.73, 2.96, 2.77, 2.02, 4.28, 7.45, 5.95, 6.35, 4.28,, 7.45, 3.11 18/10/97, 6.08, 6.33, 2.01, 4.12, 3.52, 12.74, 15.39, 14.45, 20.38, 6.98, 4.28, 4.25, 3.96, 4.18, 5.35, 5.13, 7.28, 46.64, 33.38, 35.64, 32.04, 18.00, 15.45, 10.66,, 46.64, 13.26 19/10/97, 5.65, 4.43, 3.69, 3.31, 3.19, 4.03, 4.49, 4.30, 3.94, 7.28, 3.38, 5.17, 4.25, 4.02, 3.44, 2.71, 1.30, 1.00, 0.72, 0.42, 0.73, 1.20, 0.89, 1.34,, 7.28, 3.12 20/10/97, 0.84, 0.31, 0.50, 0.40, 0.34, , 5.12, 4.75, 3.72, 3.68, 2.86, 2.90, 2.03, 2.51, 2.42, 3.79, 3.26, 3.01, 3.14, 2.75, 4.40, 1.72, 1.76, 0.66,, 5.12, 2.47 21/10/97, 0.88, 0.48, , 0.53, 0.72, 0.87, 2.29, 3.37, 7.96, 3.78, 2.43, 2.97, 1.98, 1.33, 1.22, 2.63, 2.78, 2.85, 3.13, 2.35, 3.06, 4.01, 2.31, 4.61,, 7.96, 2.55 22/10/97, 2.59, 2.68, 1.58, 1.14, 0.82, 3.53, 2.69, 1.79, 1.89, 2.02, 5.19, 4.97, 5.60, 4.33, 3.56, 4.43, 7.53, 8.77, 6.11, 4.20, 8.71, 9.35, 5.96, 2.30,, 9.35, 4.24 23/10/97, 0.95, 0.83, 0.33, 0.49, 0.52, 0.73, 1.25, 1.84, 1.72, 1.32, 1.45, 1.06, 1.07, 0.97, 1.24, 1.98, 2.10, 1.50, 1.33, 1.90, 1.25, 1.28, 0.48, 0.51,, 2.10, 1.17 24/10/97, 0.44, 0.46, 0.56, 0.36, 0.39, 0.42, 1.09, 4.63, 1.38, 1.27, 1.32, 1.79, 2.16, 4.42, 0.85, 2.25, 6.86, 25.00, 33.66, 18.78, 6.43, 2.91, 3.49, 2.04,, 33.66, 5.12 25/10/97, 1.58, 1.65, 1.84, 1.14, 0.80, 0.90, 1.96, 1.53, 1.74, 1.74, 1.92, 1.95, 1.82, 1.50, 1.39, 1.80, 1.74, 2.87, 3.88, 5.29, 3.58, 3.34, 4.17, 4.19,, 5.29, 2.26 26/10/97, 3.65, 3.46, 2.78, 3.42, 5.42, 5.03, 3.66, 4.44, 3.87, 3.05, 3.72, , 2.03, 1.89, 3.15, 5.49, 6.01, 8.22, 9.28, 28.51, 8.14, 11.76, 8.65, 3.29,, 28.51, 6.04 27/10/97, 3.98, 2.15, 0.85, 1.03, 0.96, 0.92, 3.25, 4.71, 7.91, 9.90, 6.36, 4.70, 2.82, 2.90, 3.52, 3.01, 21.30, 31.72, 31.29, 13.55, 6.58, 2.60, 1.19, 1.04,, 31.72, 7.01 28/10/97, 1.42, 1.91, 1.20, 1.08, 1.54, 1.34, 2.70, 5.23, 3.71, 3.15, , , , , 1.76, 1.29, 2.12, 4.97, 18.98, 6.69, 8.51, 21.45, 21.07, 10.78,, 21.45, 6.04 29/10/97, 10.62, 4.70, 5.88, 7.02, 9.77, 12.08, 14.22, 23.31, 34.87, 17.60, 7.11, 4.79, 4.87, 4.87, 4.39, 3.82, 33.74, 7.72, 7.32, 40.07, 46.44, 40.29, 18.47, 13.45,, 46.44, 15.73 30/10/97, 12.78, 20.61, 12.44, 13.20, 15.45, 15.14, 8.59, 3.67, 5.36, 5.94, 5.17, 5.15, 6.27, 6.77, 6.84, 6.89, 7.99, 8.25, 10.47, 15.60, 13.28, 20.83, 35.38, 14.35,, 35.38, 11.52 31/10/97, 20.51, 10.86, 17.24, 14.16, 13.42, 8.33, 12.81, 12.74, 6.69, 21.61, 6.90, 3.31, 4.32, 3.69, 2.65, 2.48, 3.21, 6.95, 8.74, 8.03, 6.90, 5.17, 4.66, 5.26,, 21.61, 8.78 01/11/97, 5.20, 3.41, 2.54, 2.22, 1.83, 2.57, 2.59, 5.49, 2.42, 2.50, 1.53, 1.75, 1.37, 1.20, 1.44, 1.69, 1.51, 1.42, 1.24, 1.36, 1.41, 1.14, 0.90, 1.14,, 5.49, 2.08 02/11/97, 1.40, 1.06, 0.83, 0.94, 0.98, 0.75, 0.50, 0.54, 0.55, 0.69, 0.97, 2.49, 3.32, 11.29, 8.15, 8.58, 17.45, 18.97, 11.02, 16.00, 10.26, 3.08, 3.90, 2.82,, 18.97, 5.27 03/11/97, 4.00, 4.34, 3.28, , 1.60, 1.18, 1.18, 7.25, , 2.92, 6.25, 3.02, 3.01, 3.15, 3.14, 1.84, 2.15, 1.94, 1.43, 1.71, 1.13, 0.94, 0.79, 0.53,, 7.25, 2.58 04/11/97, 0.47, 0.46, 0.48, 0.45, 2.10, 0.49, 0.68, 2.80, 2.43, , 1.79, 1.77, 2.56, 1.99, 2.47, 3.41, 2.05, 2.98, , , 2.10, 2.58, 2.86, 1.76,, 3.41, 1.84 05/11/97, 1.49, 1.53, 2.25, 2.29, 1.66, , , , , , 2.46, 2.08, 2.22, 3.87, 3.90, 3.08, 5.05, 3.71, 3.67, 3.83, 3.71, 5.66, 3.95, 2.89,, 5.66, 3.12 06/11/97, 1.93, 1.95, 1.90, 2.90, 2.66, 3.43, 3.17, 2.08, 4.83, 4.69, 4.38, 4.39, 7.26, 9.83, 4.74, 5.92, 7.17, 6.77, 5.17, 2.66, 5.17, 5.30, 3.24, 2.30,, 9.83, 4.33 07/11/97, 1.56, 1.26, 1.19, 0.84, 1.05, 0.91, 1.09, 1.66, 5.49, 4.91, 1.99, 2.07, 1.28, 1.71, 2.52, 4.48, 4.81, 7.69, 13.08, 8.28, 10.72, 6.66, 5.82, ,, 13.08, 3.96 08/11/97, 4.50, 3.76, 2.22, 1.38, 1.37, 1.17, 1.44, 2.57, , 11.85, 3.85, 3.62, 2.13, 1.47, 1.20, 1.32, 1.18, 2.98, 5.08, 20.32, 13.99, 8.40, 4.32, 2.04,, 20.32, 4.44 09/11/97, 1.61, 1.58, 1.98, 1.38, 0.38, 0.35, 0.43, 0.58, 1.00, 0.78, 1.11, 1.19, 1.16, 1.26, 1.55, 1.57, 1.12, 1.78, 1.61, 3.01, 3.21, 3.24, 1.70, 0.93,, 3.24, 1.44 10/11/97, 0.95, 1.39, 4.87, 2.60, , 2.39, 11.22, 31.82, 8.24, 7.28, 4.58, 4.96, 1.41, 1.30, 1.65, 2.00, 2.02, 3.41, 2.63, 2.65, 2.74, 2.83, 2.39, 1.69,, 31.82, 4.65 11/11/97, 0.90, 0.80, 0.77, 0.74, 0.96, 0.83, 1.06, 1.44, 3.03, , , , , 2.28, , , , , 2.74, 3.11, 4.05, 2.79, 2.52, 2.66,, 4.05, 1.92 12/11/97, 3.14, 1.62, 1.42, 1.39, 2.32, 1.33, 1.51, 2.21, 15.33, 10.47, 5.46, 3.18, 2.33, 1.69, 2.18, 4.22, 14.32, 8.89, 7.12, 10.00, 9.50, 30.89, 12.75, 6.66,, 30.89, 6.66 13/11/97, 10.17, 7.54, 11.03, 9.16, 7.49, 12.33, 14.78, , 34.60, 25.70, 23.71, 18.22, 13.75, 4.06, 3.86, 4.91, 4.18, 5.08, 8.05, 8.25, 10.05, 5.26, 11.14, 16.44,, 34.60, 11.73 14/11/97, 4.55, 8.64, 3.42, 5.40, 5.40, 23.50, 9.64, 10.30, 8.75, 8.39, 5.47, 4.48, 4.33, 5.57, 6.76, 5.19, 3.46, 2.38, 2.62, 3.85, 5.02, 2.24, 4.16, 4.55,, 23.50, 6.17 15/11/97, 13.02, 11.81, 9.26, 7.22, 5.74, 13.56, 8.19, 10.09, 30.05, 22.05, 10.31, 9.86, 11.86, 7.28, 4.99, 4.61, 7.67, 5.83, 6.33, 6.49, 4.96, 5.03, 4.63, 3.94,, 30.05, 9.37 16/11/97, 3.02, 2.59, 2.66, 2.57, 1.84, 1.07, 1.09, 1.25, 1.18, 1.20, 1.57, 2.97, 2.37, 2.40, 1.72, 2.59, 1.56, 2.24, 1.15, 1.90, 13.04, 1.72, 2.41, 2.64,, 13.04, 2.45 17/11/97, 2.49, 1.74, 1.60, 1.14, 1.05, 0.78, 1.18, 1.77, 2.52, 3.46, , 1.98, 1.97, 1.77, 1.98, 2.07, 2.86, 2.86, 2.56, 1.79, 1.72, 1.62, 1.58, 1.17,, 3.46, 1.90 18/11/97, 0.89, 0.68, 0.71, 0.66, 0.65, 0.57, 0.66, 0.92, 1.48, 2.31, 1.85, 2.01, 2.24, 2.97, 2.81, 3.35, 4.01, 3.25, 3.13, 3.12, 3.08, 3.66, 2.90, 1.95,, 4.01, 2.08 19/11/97, 1.74, 1.53, 1.41, 0.71, , 0.75, 0.90, 1.17, 2.08, 2.53, 2.53, 1.73, 1.83, 1.75, 1.56, 1.91, 2.30, , , , , , , ,, 2.53, 1.65 20/11/97, , , , , , , , , 1.78, 1.70, 2.05, 1.46, 2.01, 1.52, 1.45, 2.27, 3.51, 3.40, 5.55, 5.32, 5.36, 3.21, 1.67, 1.22,, 5.55, 2.72 21/11/97, 0.75, 0.78, 0.65, 0.84, 0.90, 3.41, 4.92, 11.67, 17.56, 24.84, 5.94, 3.92, 4.19, 4.65, 3.08, 3.01, 4.51, 4.03, 4.45, 4.72, 5.83, 6.02, 6.63, 5.93,, 24.84, 5.55 22/11/97, 5.22, 5.02, 4.94, 4.28, 4.08, 4.11, 4.24, 3.36, 3.81, 4.68, 5.54, 6.29, 5.65, 4.96, 4.37, 5.48, 8.84, 5.08, 4.65, 5.18, , 4.99, 3.30, 5.15,, 8.84, 4.92 23/11/97, 2.75, 3.55, 3.54, 2.23, 2.21, 1.70, 1.51, 1.60, 1.49, 1.75, 2.30, 2.44, 2.45, 2.25, 1.90, 2.36, 2.09, 1.47, 2.15, 1.81, 1.57, 1.41, 1.21, 0.92,, 3.55, 2.03 24/11/97, 0.60, 0.55, 0.65, 0.57, 0.59, 0.69, 1.01, 1.60, 2.19, 3.30, 2.48, 2.21, 3.19, 2.27, 1.99, 1.60, 1.77, 2.46, 2.40, 1.59, 1.28, 1.17, 0.90, 1.10,, 3.30, 1.59 25/11/97, 1.35, 1.21, 0.82, , 1.21, 1.02, 1.15, 1.72, 4.57, , , , , 2.34, 1.92, 3.00, 3.55, 3.89, 3.68, 3.26, 3.60, 8.77, 6.94, 4.35,, 8.77, 3.07 26/11/97, 5.19, 2.29, 1.98, 2.40, 3.67, 2.69, 3.70, 7.62, 15.35, 15.66, 10.12, 12.57, 5.56, 5.20, 3.86, 6.98, 3.90, 4.88, 3.57, 3.83, 2.59, 2.31, 5.92, 2.95,, 15.66, 5.62 27/11/97, 1.62, 1.16, 1.43, 1.44, 1.71, 2.02, 4.66, 8.68, 7.35, 7.26, 5.02, 4.58, 5.22, 5.01, 5.46, 7.28, 7.26, 8.63, 7.23, 7.28, 5.58, 3.47, 3.52, 2.38,, 8.68, 4.80 28/11/97, 1.97, 3.40, 2.69, 3.19, 2.33, 1.60, 1.93, 5.36, 5.44, 5.55, 2.20, 1.95, 1.97, 3.47, 3.62, 2.74, 3.96, 3.54, 3.67, 3.27, 5.46, 4.01, 5.62, 2.81,, 5.62, 3.41 29/11/97, 1.22, 0.92, 0.63, 0.79, 0.82, 0.75, 0.70, 0.66, 0.84, 1.21, 1.23, 2.01, 2.32, 2.04, 1.86, 1.82, 1.85, 1.70, 1.55, 1.44, 1.09, 1.15, 1.09, 0.93,, 2.32, 1.28 30/11/97, 0.96, 0.86, 0.80, 0.70, 0.63, 0.54, 0.54, , , , , , , 1.18, 1.33, 1.32, 1.50, 1.28, 1.38, 1.44, 0.88, 1.27, 0.95, 1.49,, 1.50, 1.06 01/12/97, 1.66, 0.97, 0.55, 0.84, 1.36, 1.73, 1.31, 8.62, 25.52, 36.97, 10.27, 5.52, 7.05, 10.92, 7.06, 11.32, 40.61, 44.81, 21.71, 32.15, 24.82, 8.69, 2.26, 1.48,, 44.81, 12.84 02/12/97, 1.06, 0.70, 0.51, 0.55, 0.75, 0.69, 0.88, 2.04, 3.53, 4.33, 4.78, 2.94, 1.55, 1.52, 1.43, 2.06, 2.04, 2.13, 2.17, 1.35, 1.39, 1.06, 0.96, 1.28,, 4.78, 1.74 03/12/97, 0.51, 0.44, 0.40, 0.37, 0.39, 0.49, 0.57, 0.78, 3.69, 4.74, 1.21, 1.87, 1.54, 2.07, 1.72, 2.20, 2.04, 2.41, 1.91, 1.60, 1.76, 2.32, 1.76, 1.55,, 4.74, 1.60 04/12/97, 1.15, 1.12, 0.96, 0.80, 0.83, 0.77, 0.89, 1.29, 3.52, 5.34, 6.04, 5.55, 5.29, 4.52, 3.59, 4.82, 4.88, 3.88, 5.15, 6.02, 6.08, 4.76, 3.49, 3.27,, 6.08, 3.50 05/12/97, 3.65, 2.28, 1.87, 2.42, 2.43, 1.84, 1.65, 2.00, 2.54, 2.25, 1.95, 2.44, 2.49, 2.11, 2.41, 2.21, 2.46, 2.40, 2.30, 1.74, 1.28, 1.32, 1.09, 0.86,, 3.65, 2.08 06/12/97, 0.65, 0.64, 0.84, 0.57, 0.58, 0.57, 0.55, 0.58, 0.72, 0.91, 1.22, 1.32, 1.13, 0.78, 0.77, 0.68, 0.86, 1.05, 1.68, 1.73, 1.38, 1.24, 0.88, 0.69,, 1.73, 0.92 07/12/97, 1.12, 0.60, 0.59, 0.53, 0.48, 0.48, 1.09, 0.80, 0.87, 1.04, 1.65, 1.46, 2.15, 2.00, 1.48, 1.10, 1.27, 1.26, 1.04, 1.05, 0.89, 1.02, 1.20, 1.21,, 2.15, 1.10 08/12/97, 0.81, 0.70, 0.80, 0.52, 0.59, 0.37, 0.42, 0.65, 1.15, 1.16, 0.98, 0.72, 0.64, 0.63, 0.68, 0.75, 0.93, 1.21, 1.23, 0.96, 0.90, 0.96, 0.48, 0.33,, 1.23, 0.77 09/12/97, 0.29, 0.23, 0.22, 0.21, 0.32, 0.42, 0.50, 0.73, 1.63, 2.19, , , , , 1.31, 1.22, 1.38, 1.61, 0.79, 2.48, 1.91, 1.36, 9.30, 4.58,, 9.30, 1.63 10/12/97, 2.66, 4.67, 1.45, 0.62, 0.96, 0.81, 0.46, 0.64, 1.10, 1.62, 0.78, 0.86, 0.82, 0.47, 0.46, 0.50, 0.51, 0.50, 0.51, 0.68, 0.65, 0.69, 1.45, 1.10,, 4.67, 1.04 11/12/97, 1.34, 5.13, 1.05, 0.82, 0.99, 1.04, 2.40, 1.67, 1.20, 1.26, 1.12, 1.24, 1.38, 1.95, 1.81, 2.46, 2.40, 1.03, 0.57, 0.47, 0.47, 0.56, 0.35, 0.35,, 5.13, 1.38 12/12/97, 0.32, 0.27, 0.24, 0.25, 0.25, 0.29, 0.36, 0.54, 1.20, 1.33, 1.54, 0.85, 0.85, 0.78, 0.68, 2.40, 3.01, 3.91, 18.72, 1.51, 2.08, 2.80, 1.86, 2.10,, 18.72, 2.01 13/12/97, 2.62, 2.46, 1.82, 2.17, 0.44, 0.74, 0.84, 1.51, 1.22, 1.51, 1.60, 1.14, 1.26, 1.04, 1.06, 1.22, 2.82, 6.32, 4.92, 6.28, 4.68, 5.36, 8.99, 14.56,, 14.56, 3.19 14/12/97, 17.99, 8.30, 8.31, 8.75, 3.99, 3.67, 2.17, 4.38, 6.60, 5.08, 5.66, 6.93, 2.68, 5.47, 3.73, 7.33, 5.38, 5.10, 5.91, 4.26, 7.84, 2.08, 2.65, 0.97,, 17.99, 5.63 15/12/97, 1.15, 0.89, 0.80, 0.46, 0.58, 0.65, 1.07, 3.71, 4.85, 5.23, 7.04, 4.67, 4.31, 4.49, 2.53, 2.45, 3.19, 3.61, 5.67, 3.95, 3.03, 2.12, 1.73, 1.53,, 7.04, 2.90 16/12/97, 0.70, 0.46, 0.62, 0.95, 0.45, 0.35, 1.30, 2.50, 1.90, 5.40, 4.42, 2.93, 4.17, , , , , , , , , , , ,, 5.40, 2.01 17/12/97, , , , , , , , , , 1.49, 1.08, 0.97, 0.91, 0.79, 0.86, 0.79, 0.85, 0.95, 1.63, 1.49, 1.76, 1.10, 1.09, 0.88,, 1.76, 1.11 18/12/97, 0.75, 0.69, 0.81, 0.90, 0.71, 0.67, 0.68, 0.87, 1.46, 1.53, 1.24, 1.20, 1.45, 1.46, 1.51, 2.14, 2.06, 2.83, 5.76, 3.90, 7.80, 4.30, 2.46, 2.09,, 7.80, 2.05 19/12/97, 2.13, 1.84, 1.70, 1.38, 1.73, 1.40, 1.77, 2.37, 3.23, 3.47, 2.22, 1.58, 2.01, 3.07, 3.06, 2.85, 3.05, 3.22, 2.94, 2.39, 2.64, 2.66, 2.74, 1.91,, 3.47, 2.39 20/12/97, 1.58, 1.80, 0.99, 0.87, 0.79, 1.08, 1.48, 1.95, 7.38, 5.20, 5.42, 4.07, 4.39, 4.21, 4.12, 3.70, 3.43, 3.24, 3.66, 3.93, 3.58, 3.74, 4.97, 4.29,, 7.38, 3.33 21/12/97, 6.81, 3.23, 2.11, 1.26, 0.98, 0.78, 2.30, 7.54, 5.65, 4.97, 12.01, 5.00, 4.93, 5.47, 11.42, 13.16, 10.53, 23.43, 10.89, 7.58, 5.03, 4.34, 4.50, 3.87,, 23.43, 6.57 22/12/97, 3.71, 3.80, 2.75, 1.87, 2.10, 1.46, 1.39, 1.42, 1.34, 1.56, 1.92, 2.28, 1.66, 1.60, 1.25, 1.38, 1.34, 1.31, 1.66, 1.04, 1.33, 1.01, 1.05, 0.89,, 3.80, 1.71 23/12/97, 0.82, 0.83, 0.90, 1.10, 1.12, 1.32, 1.54, 10.65, 11.53, 13.76, 10.89, 6.48, , , 3.32, 3.98, 4.06, 3.20, 2.73, 1.61, 1.69, 2.69, 3.93, 0.84,, 13.76, 4.05 24/12/97, 0.76, 0.79, 0.37, 0.32, 0.34, 0.38, 0.82, 1.68, 3.33, 25.78, 5.84, 3.31, 2.95, 3.17, 2.71, 2.49, 2.23, 0.68, 0.49, 0.42, 0.40, 0.34, 0.30, 0.32,, 25.78, 2.51 25/12/97, 0.37, 0.29, 0.30, 0.27, 0.25, 0.37, 0.45, 0.44, 0.48, 0.62, 0.99, 1.41, 1.95, 2.86, 0.74, 0.61, 0.41, 0.40, 0.39, 0.39, 0.34, 0.37, 0.30, 0.33,, 2.86, 0.64 26/12/97, 0.26, 0.26, 0.23, 0.25, 0.39, 0.46, 0.47, 0.41, 0.44, 0.56, 0.68, 0.89, 0.94, 0.96, 0.84, 0.69, 0.67, 0.55, 0.87, 0.94, 0.97, 1.28, 1.00, 1.37,, 1.37, 0.68 27/12/97, 1.40, 0.85, 0.68, 0.47, 0.46, 0.42, 0.46, 0.49, 0.59, 0.71, 0.59, 0.77, 0.74, 0.77, 0.68, 0.73, 0.71, 0.83, 0.86, 0.92, 0.92, 1.08, 0.69, 1.22,, 1.40, 0.75 28/12/97, 0.67, 0.62, 0.41, 0.46, 0.49, 0.53, 0.55, 1.45, 0.93, 0.45, 0.55, 0.88, 0.59, 0.54, 0.60, 0.79, 0.69, 0.66, 0.67, 1.02, 1.46, 0.97, 0.93, 0.94,, 1.46, 0.74 29/12/97, 0.99, 0.73, 0.98, 1.17, 1.11, 0.99, 1.02, 1.97, 2.87, 10.87, 8.86, 6.02, 5.81, 4.72, 4.01, 6.60, 7.55, 7.05, 5.96, 4.91, 4.21, 3.30, 2.90, 2.42,, 10.87, 4.04 30/12/97, 2.33, 2.46, 1.88, 1.64, 0.88, 0.93, 0.85, , , , , , , , , , , 1.86, 1.26, 1.30, 1.68, 3.83, 1.86, 0.89,, 3.83, 1.69 31/12/97, 0.87, 1.92, 0.49, 0.48, 0.33, 0.28, 0.26, 0.37, 0.52, 0.77, 0.85, 0.84, 0.89, 1.19, 1.62, 1.92, 3.23, 2.22, 2.91, 4.04, 4.04, 1.85, 2.91, ,, 4.04, 1.51