1985/01/01	0.80
1985/01/02	0.80
1985/01/03	0.80
1985/01/04	0.80
1985/01/05	0.76
1985/01/06	0.76
1985/01/07	0.76
1985/01/08	0.76
1985/01/09	0.76
1985/01/10	0.76
1985/01/11	0.76
1985/01/12	0.72
1985/01/13	0.72
1985/01/14	0.72
1985/01/15	0.72
1985/01/16	0.72
1985/01/17	0.72
1985/01/18	0.72
1985/01/19	0.72
1985/01/20	0.72
1985/01/21	0.68
1985/01/22	0.68
1985/01/23	0.68
1985/01/24	0.68
1985/01/25	0.64
1985/01/26	0.64
1985/01/27	0.64
1985/01/28	0.64
1985/01/29	0.64
1985/01/30	0.64
1985/01/31	0.64
1985/02/01	0.64
1985/02/02	0.64
1985/02/03	0.64
1985/02/04	0.64
1985/02/05	0.60
1985/02/06	0.60
1985/02/07	0.60
1985/02/08	0.60
1985/02/09	0.58
1985/02/10	0.58
1985/02/11	0.58
1985/02/12	0.58
1985/02/13	0.56
1985/02/14	0.56
1985/02/15	0.56
1985/02/16	0.56
1985/02/17	0.56
1985/02/18	0.56
1985/02/19	0.56
1985/02/20	0.56
1985/02/21	0.56
1985/02/22	0.56
1985/02/23	0.56
1985/02/24	0.56
1985/02/25	0.56
1985/02/26	0.56
1985/02/27	0.56
1985/02/28	0.54
1985/03/01	0.54
1985/03/02	0.54
1985/03/03	0.54
1985/03/04	0.42
1985/03/05	0.56
1985/03/06	0.60
1985/03/07	0.58
1985/03/08	0.58
1985/03/09	0.58
1985/03/10	0.56
1985/03/11	0.56
1985/03/12	0.54
1985/03/13	0.54
1985/03/14	0.54
1985/03/15	0.54
1985/03/16	0.54
1985/03/17	0.58
1985/03/18	0.60
1985/03/19	0.60
1985/03/20	0.56
1985/03/21	0.54
1985/03/22	0.54
1985/03/23	0.54
1985/03/24	0.54
1985/03/25	0.54
1985/03/26	0.54
1985/03/27	0.52
1985/03/28	0.52
1985/03/29	0.52
1985/03/30	0.50
1985/03/31	0.48
1985/04/01	6.58
1985/04/02	6.58
1985/04/03	6.58
1985/04/04	6.58
1985/04/05	6.46
1985/04/06	6.46
1985/04/07	6.34
1985/04/08	6.34
1985/04/09	6.34
1985/04/10	6.34
1985/04/11	6.34
1985/04/12	6.34
1985/04/13	6.22
1985/04/14	6.22
1985/04/15	6.10
1985/04/16	6.10
1985/04/17	6.82
1985/04/18	7.95
1985/04/19	7.43
1985/04/20	7.30
1985/04/21	7.56
1985/04/22	10.15
1985/04/23	7.95
1985/04/24	7.56
1985/04/25	7.56
1985/04/26	8.88
1985/04/27	7.95
1985/04/28	7.43
1985/04/29	7.43
1985/04/30	7.30
1985/05/01	8.08
1985/05/02	7.69
1985/05/03	7.18
1985/05/04	7.06
1985/05/05	6.82
1985/05/06	6.58
1985/05/07	6.46
1985/05/08	10.15
1985/05/09	8.74
1985/05/10	7.95
1985/05/11	7.56
1985/05/12	8.47
1985/05/13	7.69
1985/05/14	7.43
1985/05/15	7.30
1985/05/16	7.95
1985/05/17	10.00
1985/05/18	12.62
1985/05/19	10.15
1985/05/20	8.74
1985/05/21	9.72
1985/05/22	10.75
1985/05/23	9.72
1985/05/24	12.94
1985/05/25	10.15
1985/05/26	10.90
1985/05/27	12.46
1985/05/28	9.30
1985/05/29	10.00
1985/05/30	10.00
1985/05/31	9.72
1985/06/01	9.16
1985/06/02	10.15
1985/06/03	9.58
1985/06/04	9.16
1985/06/05	8.74
1985/06/06	8.21
1985/06/07	7.82
1985/06/08	7.56
1985/06/09	7.43
1985/06/10	7.43
1985/06/11	7.69
1985/06/12	7.82
1985/06/13	7.56
1985/06/14	7.43
1985/06/15	7.43
1985/06/16	8.21
1985/06/17	11.20
1985/06/18	11.05
1985/06/19	9.86
1985/06/20	9.44
1985/06/21	9.30
1985/06/22	10.00
1985/06/23	13.10
1985/06/24	11.82
1985/06/25	11.05
1985/06/26	10.15
1985/06/27	9.44
1985/06/28	8.88
1985/06/29	8.88
1985/06/30	10.00
1985/07/01	10.90
1985/07/02	10.75
1985/07/03	10.00
1985/07/04	9.44
1985/07/05	9.16
1985/07/06	8.88
1985/07/07	8.74
1985/07/08	8.60
1985/07/09	8.60
1985/07/10	9.16
1985/07/11	9.02
1985/07/12	14.00
1985/07/13	16.61
1985/07/14	31.00
1985/07/15	22.00
1985/07/16	16.42
1985/07/17	13.46
1985/07/18	21.25
1985/07/19	19.02
1985/07/20	18.00
1985/07/21	15.85
1985/07/22	13.82
1985/07/23	15.28
1985/07/24	14.90
1985/07/25	12.78
1985/07/26	11.66
1985/07/27	11.66
1985/07/28	15.66
1985/07/29	16.80
1985/07/30	20.34
1985/07/31	15.66
1985/08/01	13.46
1985/08/02	11.98
1985/08/03	16.04
1985/08/04	13.64
1985/08/05	12.62
1985/08/06	11.66
1985/08/07	12.46
1985/08/08	11.35
1985/08/09	13.28
1985/08/10	14.36
1985/08/11	13.64
1985/08/12	13.46
1985/08/13	12.14
1985/08/14	11.20
1985/08/15	12.46
1985/08/16	16.42
1985/08/17	15.66
1985/08/18	14.00
1985/08/19	12.62
1985/08/20	11.66
1985/08/21	13.28
1985/08/22	18.60
1985/08/23	16.42
1985/08/24	14.72
1985/08/25	13.28
1985/08/26	12.30
1985/08/27	11.82
1985/08/28	11.66
1985/08/29	11.66
1985/08/30	11.66
1985/08/31	11.35
1985/09/01	12.62
1985/09/02	14.00
1985/09/03	21.50
1985/09/04	17.80
1985/09/05	15.28
1985/09/06	13.82
1985/09/07	12.62
1985/09/08	11.82
1985/09/09	11.82
1985/09/10	12.78
1985/09/11	27.22
1985/09/12	24.54
1985/09/13	27.22
1985/09/14	24.80
1985/09/15	23.50
1985/09/16	22.25
1985/09/17	20.56
1985/09/18	18.20
1985/09/19	16.61
1985/09/20	15.09
1985/09/21	14.54
1985/09/22	15.28
1985/09/23	15.47
1985/09/24	15.47
1985/09/25	15.85
1985/09/26	14.54
1985/09/27	13.82
1985/09/28	14.00
1985/09/29	15.47
1985/09/30	15.09
1985/10/01	16.23
1985/10/02	15.66
1985/10/03	13.46
1985/10/04	12.62
1985/10/05	11.98
1985/10/06	11.35
1985/10/07	10.90
1985/10/08	10.60
1985/10/09	10.45
1985/10/10	10.30
1985/10/11	10.30
1985/10/12	10.15
1985/10/13	10.00
1985/10/14	10.15
1985/10/15	10.75
1985/10/16	10.45
1985/10/17	33.45
1985/10/18	26.94
1985/10/19	19.90
1985/10/20	20.56
1985/10/21	26.94
1985/10/22	29.50
1985/10/23	22.00
1985/10/24	18.80
1985/10/25	17.80
1985/10/26	17.60
1985/10/27	16.04
1985/10/28	15.66
1985/10/29	15.09
1985/10/30	15.09
1985/10/31	14.18
1985/11/01	13.64
1985/11/02	12.62
1985/11/03	12.14
1985/11/04	11.82
1985/11/05	11.82
1985/11/06	13.10
1985/11/07	11.66
1985/11/08	11.35
1985/11/09	11.20
1985/11/10	11.20
1985/11/11	11.20
1985/11/12	11.05
1985/11/13	11.05
1985/11/14	16.23
1985/11/15	16.23
1985/11/16	20.78
1985/11/17	18.80
1985/11/18	15.28
1985/11/19	14.90
1985/11/20	17.00
1985/11/21	16.80
1985/11/22	14.90
1985/11/23	14.00
1985/11/24	13.28
1985/11/25	12.30
1985/11/26	11.82
1985/11/27	11.50
1985/11/28	11.50
1985/11/29	11.98
1985/11/30	12.46
1985/12/01	11.35
1985/12/02	11.05
1985/12/03	10.90
1985/12/04	10.75
1985/12/05	10.45
1985/12/06	10.30
1985/12/07	10.15
1985/12/08	10.00
1985/12/09	10.00
1985/12/10	10.00
1985/12/11	9.86
1985/12/12	9.86
1985/12/13	9.72
1985/12/14	9.72
1985/12/15	9.72
1985/12/16	9.58
1985/12/17	9.44
1985/12/18	9.44
1985/12/19	9.44
1985/12/20	9.30
1985/12/21	9.30
1985/12/22	9.30
1985/12/23	9.30
1985/12/24	9.30
1985/12/25	9.16
1985/12/26	9.16
1985/12/27	9.16
1985/12/28	9.02
1985/12/29	9.02
1985/12/30	8.88
1985/12/31	8.88
#===========================================
# Number of observations = 365 / 365
# Average = 9.28