1997/01/01	6.33
1997/01/02	6.20
1997/01/03	6.20
1997/01/04	6.11
1997/01/05	6.11
1997/01/06	6.02
1997/01/07	5.93
1997/01/08	5.84
1997/01/09	5.84
1997/01/10	5.84
1997/01/11	5.75
1997/01/12	5.75
1997/01/13	5.75
1997/01/14	5.66
1997/01/15	5.66
1997/01/16	5.57
1997/01/17	5.57
1997/01/18	5.48
1997/01/19	5.48
1997/01/20	5.30
1997/01/21	5.30
1997/01/22	5.21
1997/01/23	5.21
1997/01/24	5.12
1997/01/25	5.12
1997/01/26	5.12
1997/01/27	5.03
1997/01/28	5.03
1997/01/29	4.94
1997/01/30	4.94
1997/01/31	4.85
1997/02/01	4.76
1997/02/02	4.67
1997/02/03	4.58
1997/02/04	4.49
1997/02/05	4.49
1997/02/06	4.49
1997/02/07	4.40
1997/02/08	4.40
1997/02/09	4.31
1997/02/10	4.31
1997/02/11	4.31
1997/02/12	4.22
1997/02/13	4.22
1997/02/14	4.13
1997/02/15	4.04
1997/02/16	4.04
1997/02/17	3.95
1997/02/18	3.86
1997/02/19	3.86
1997/02/20	3.77
1997/02/21	3.68
1997/02/22	3.59
1997/02/23	3.50
1997/02/24	3.50
1997/02/25	3.41
1997/02/26	3.32
1997/02/27	3.23
1997/02/28	3.23
1997/03/01	3.14
1997/03/02	3.05
1997/03/03	3.05
1997/03/04	3.05
1997/03/05	2.96
1997/03/06	2.96
1997/03/07	2.87
1997/03/08	2.87
1997/03/09	2.78
1997/03/10	2.78
1997/03/11	2.78
1997/03/12	2.78
1997/03/13	2.69
1997/03/14	2.69
1997/03/15	2.60
1997/03/16	2.53
1997/03/17	2.46
1997/03/18	2.46
1997/03/19	2.46
1997/03/20	3.23
1997/03/21	3.14
1997/03/22	3.05
1997/03/23	2.96
1997/03/24	2.96
1997/03/25	3.59
1997/03/26	7.62
1997/03/27	6.90
1997/03/28	12.79
1997/03/29	20.16
1997/03/30	9.00
1997/03/31	6.45
1997/04/01	7.00
1997/04/02	5.10
1997/04/03	4.65
1997/04/04	4.20
1997/04/05	4.05
1997/04/06	3.90
1997/04/07	3.75
1997/04/08	3.83
1997/04/09	5.10
1997/04/10	4.65
1997/04/11	4.13
1997/04/12	3.98
1997/04/13	3.83
1997/04/14	4.13
1997/04/15	4.35
1997/04/16	3.60
1997/04/17	3.60
1997/04/18	3.45
1997/04/19	3.37
1997/04/20	3.30
1997/04/21	3.15
1997/04/22	3.15
1997/04/23	10.50
1997/04/24	7.40
1997/04/25	6.30
1997/04/26	11.20
1997/04/27	7.50
1997/04/28	5.32
1997/04/29	5.63
1997/04/30	4.43
1997/05/01	3.90
1997/05/02	3.68
1997/05/03	3.45
1997/05/04	3.23
1997/05/05	3.15
1997/05/06	3.08
1997/05/07	3.00
1997/05/08	3.00
1997/05/09	3.08
1997/05/10	3.15
1997/05/11	3.08
1997/05/12	2.93
1997/05/13	2.78
1997/05/14	2.70
1997/05/15	2.70
1997/05/16	2.85
1997/05/17	2.78
1997/05/18	3.30
1997/05/19	3.37
1997/05/20	3.45
1997/05/21	3.60
1997/05/22	3.37
1997/05/23	4.80
1997/05/24	6.20
1997/05/25	11.60
1997/05/26	7.10
1997/05/27	7.40
1997/05/28	7.40
1997/05/29	4.65
1997/05/30	3.90
1997/05/31	11.60
1997/06/01	23.00
1997/06/02	8.50
1997/06/03	5.03
1997/06/04	4.13
1997/06/05	3.60
1997/06/06	3.37
1997/06/07	3.37
1997/06/08	3.23
1997/06/09	3.23
1997/06/10	3.08
1997/06/11	2.85
1997/06/12	2.70
1997/06/13	2.63
1997/06/14	2.55
1997/06/15	2.48
1997/06/16	3.08
1997/06/17	3.90
1997/06/18	3.45
1997/06/19	3.60
1997/06/20	3.53
1997/06/21	3.37
1997/06/22	3.00
1997/06/23	2.63
1997/06/24	2.48
1997/06/25	2.40
1997/06/26	2.40
1997/06/27	3.15
1997/06/28	4.43
1997/06/29	5.10
1997/06/30	4.88
1997/07/01	5.48
1997/07/02	6.00
1997/07/03	6.70
1997/07/04	5.70
1997/07/05	4.73
1997/07/06	3.90
1997/07/07	3.30
1997/07/08	3.08
1997/07/09	2.85
1997/07/10	2.78
1997/07/11	2.78
1997/07/12	2.70
1997/07/13	2.63
1997/07/14	2.55
1997/07/15	2.40
1997/07/16	2.25
1997/07/17	3.00
1997/07/18	11.60
1997/07/19	30.35
1997/07/20	21.95
1997/07/21	9.70
1997/07/22	27.95
1997/07/23	117.50
1997/07/24	129.70
1997/07/25	81.00
1997/07/26	58.40
1997/07/27	45.80
1997/07/28	63.40
1997/07/29	80.25
1997/07/30	87.10
1997/07/31	92.75
1997/08/01	85.60
1997/08/02	60.80
1997/08/03	58.40
1997/08/04	59.60
1997/08/05	54.40
1997/08/06	51.60
1997/08/07	44.00
1997/08/08	34.85
1997/08/09	29.90
1997/08/10	31.40
1997/08/11	31.85
1997/08/12	24.20
1997/08/13	26.60
1997/08/14	27.35
1997/08/15	20.15
1997/08/16	46.80
1997/08/17	41.48
1997/08/18	35.53
1997/08/19	30.80
1997/08/20	24.35
1997/08/21	32.45
1997/08/22	34.10
1997/08/23	30.35
1997/08/24	58.00
1997/08/25	118.20
1997/08/26	103.40
1997/08/27	85.30
1997/08/28	64.60
1997/08/29	46.60
1997/08/30	38.33
1997/08/31	46.60
1997/09/01	51.60
1997/09/02	67.58
1997/09/03	105.65
1997/09/04	125.35
1997/09/05	156.00
1997/09/06	135.50
1997/09/07	120.30
1997/09/08	172.00
1997/09/09	220.00
1997/09/10	188.00
1997/09/11	156.00
1997/09/12	135.50
1997/09/13	112.60
1997/09/14	89.50
1997/09/15	74.55
1997/09/16	67.35
1997/09/17	57.60
1997/09/18	49.00
1997/09/19	43.60
1997/09/20	52.20
1997/09/21	40.78
1997/09/22	46.00
1997/09/23	34.55
1997/09/24	30.35
1997/09/25	35.00
1997/09/26	57.80
1997/09/27	74.10
1997/09/28	166.00
1997/09/29	190.00
1997/09/30	132.60
1997/10/01	94.85
1997/10/02	79.00
1997/10/03	71.40
1997/10/04	64.20
1997/10/05	70.05
1997/10/06	129.70
1997/10/07	128.25
1997/10/08	112.60
1997/10/09	100.70
1997/10/10	91.00
1997/10/11	83.00
1997/10/12	80.50
1997/10/13	77.00
1997/10/14	86.50
1997/10/15	74.55
1997/10/16	69.83
1997/10/17	64.80
1997/10/18	57.20
1997/10/19	48.60
1997/10/20	41.13
1997/10/21	36.75
1997/10/22	33.35
1997/10/23	31.10
1997/10/24	28.85
1997/10/25	26.90
1997/10/26	25.40
1997/10/27	24.35
1997/10/28	22.55
1997/10/29	20.90
1997/10/30	19.25
1997/10/31	18.20
1997/11/01	16.87
1997/11/02	16.12
1997/11/03	15.62
1997/11/04	15.12
1997/11/05	15.12
1997/11/06	14.38
1997/11/07	13.88
1997/11/08	13.63
1997/11/09	13.00
1997/11/10	12.38
1997/11/11	12.13
1997/11/12	12.00
1997/11/13	12.00
1997/11/14	11.90
1997/11/15	11.80
1997/11/16	11.60
1997/11/17	11.50
1997/11/18	11.50
1997/11/19	11.60
1997/11/20	10.80
1997/11/21	10.20
1997/11/22	10.00
1997/11/23	9.70
1997/11/24	9.40
1997/11/25	9.30
1997/11/26	9.10
1997/11/27	8.90
1997/11/28	8.70
1997/11/29	8.50
1997/11/30	8.30
1997/12/01	7.80
1997/12/02	7.70
1997/12/03	7.50
1997/12/04	7.20
1997/12/05	7.00
1997/12/06	6.90
1997/12/07	6.80
1997/12/08	6.80
1997/12/09	6.60
1997/12/10	6.50
1997/12/11	6.30
1997/12/12	6.20
1997/12/13	6.10
1997/12/14	5.85
1997/12/15	5.70
1997/12/16	5.63
1997/12/17	5.63
1997/12/18	5.48
1997/12/19	5.40
1997/12/20	5.32
1997/12/21	5.25
1997/12/22	5.18
1997/12/23	5.03
1997/12/24	4.88
1997/12/25	4.80
1997/12/26	4.73
1997/12/27	4.73
1997/12/28	4.73
1997/12/29	4.65
1997/12/30	4.58
1997/12/31	4.58
#===========================================
# Number of observations = 365 / 365
# Total = 8661.8
# Average = 23.73