1987/01/01	2.65
1987/01/02	2.65
1987/01/03	2.65
1987/01/04	2.50
1987/01/05	2.50
1987/01/06	2.50
1987/01/07	2.50
1987/01/08	2.50
1987/01/09	2.40
1987/01/10	2.40
1987/01/11	2.40
1987/01/12	2.30
1987/01/13	2.30
1987/01/14	2.20
1987/01/15	2.20
1987/01/16	2.20
1987/01/17	2.20
1987/01/18	2.20
1987/01/19	2.10
1987/01/20	2.10
1987/01/21	2.10
1987/01/22	2.10
1987/01/23	2.10
1987/01/24	2.00
1987/01/25	1.90
1987/01/26	1.90
1987/01/27	1.90
1987/01/28	1.90
1987/01/29	1.90
1987/01/30	1.80
1987/01/31	1.80
1987/02/01	1.80
1987/02/02	1.70
1987/02/03	1.70
1987/02/04	1.60
1987/02/05	1.60
1987/02/06	1.60
1987/02/07	1.60
1987/02/08	1.60
1987/02/09	1.60
1987/02/10	1.60
1987/02/11	1.60
1987/02/12	1.50
1987/02/13	1.50
1987/02/14	1.50
1987/02/15	1.50
1987/02/16	1.42
1987/02/17	1.42
1987/02/18	1.42
1987/02/19	1.42
1987/02/20	1.34
1987/02/21	1.34
1987/02/22	1.34
1987/02/23	1.34
1987/02/24	1.26
1987/02/25	1.26
1987/02/26	1.26
1987/02/27	1.18
1987/02/28	1.10
1987/03/01	1.10
1987/03/02	1.34
1987/03/03	1.80
1987/03/04	2.50
1987/03/05	2.40
1987/03/06	2.80
1987/03/07	1.70
1987/03/08	1.50
1987/03/09	1.34
1987/03/10	1.26
1987/03/11	1.18
1987/03/12	1.10
1987/03/13	1.10
1987/03/14	1.02
1987/03/15	1.02
1987/03/16	0.94
1987/03/17	0.94
1987/03/18	0.94
1987/03/19	0.86
1987/03/20	0.86
1987/03/21	0.86
1987/03/22	0.86
1987/03/23	0.78
1987/03/24	0.78
1987/03/25	0.78
1987/03/26	0.78
1987/03/27	0.78
1987/03/28	1.50
1987/03/29	1.34
1987/03/30	1.02
1987/03/31	1.60
1987/04/01	1.04
1987/04/02	0.98
1987/04/03	0.92
1987/04/04	0.92
1987/04/05	0.92
1987/04/06	0.92
1987/04/07	0.86
1987/04/08	0.86
1987/04/09	0.86
1987/04/10	0.86
1987/04/11	0.80
1987/04/12	0.80
1987/04/13	0.86
1987/04/14	0.86
1987/04/15	0.92
1987/04/16	0.92
1987/04/17	0.86
1987/04/18	0.86
1987/04/19	0.98
1987/04/20	1.34
1987/04/21	0.98
1987/04/22	1.95
1987/04/23	1.34
1987/04/24	0.98
1987/04/25	0.86
1987/04/26	0.86
1987/04/27	2.28
1987/04/28	1.16
1987/04/29	1.51
1987/04/30	2.76
1987/05/01	1.34
1987/05/02	1.73
1987/05/03	1.34
1987/05/04	1.16
1987/05/05	3.67
1987/05/06	2.63
1987/05/07	1.34
1987/05/08	1.16
1987/05/09	0.92
1987/05/10	0.86
1987/05/11	0.86
1987/05/12	1.40
1987/05/13	2.63
1987/05/14	1.16
1987/05/15	1.84
1987/05/16	1.51
1987/05/17	1.10
1987/05/18	1.22
1987/05/19	1.22
1987/05/20	1.10
1987/05/21	1.16
1987/05/22	0.98
1987/05/23	0.92
1987/05/24	0.86
1987/05/25	0.80
1987/05/26	0.72
1987/05/27	1.28
1987/05/28	1.73
1987/05/29	2.89
1987/05/30	8.08
1987/05/31	2.76
1987/06/01	3.97
1987/06/02	3.15
1987/06/03	3.54
1987/06/04	18.52
1987/06/05	8.80
1987/06/06	11.55
1987/06/07	15.66
1987/06/08	20.86
1987/06/09	16.30
1987/06/10	10.31
1987/06/11	8.32
1987/06/12	6.55
1987/06/13	5.50
1987/06/14	5.92
1987/06/15	5.33
1987/06/16	4.65
1987/06/17	3.80
1987/06/18	3.67
1987/06/19	3.41
1987/06/20	3.02
1987/06/21	3.02
1987/06/22	2.50
1987/06/23	2.28
1987/06/24	2.06
1987/06/25	1.95
1987/06/26	1.73
1987/06/27	1.62
1987/06/28	1.62
1987/06/29	1.51
1987/06/30	1.40
1987/07/01	1.62
1987/07/02	1.73
1987/07/03	1.51
1987/07/04	1.40
1987/07/05	1.34
1987/07/06	1.51
1987/07/07	1.40
1987/07/08	1.62
1987/07/09	1.62
1987/07/10	1.51
1987/07/11	1.73
1987/07/12	1.51
1987/07/13	1.40
1987/07/14	1.40
1987/07/15	1.40
1987/07/16	1.34
1987/07/17	1.34
1987/07/18	1.34
1987/07/19	1.34
1987/07/20	1.40
1987/07/21	1.34
1987/07/22	1.28
1987/07/23	1.28
1987/07/24	1.22
1987/07/25	1.22
1987/07/26	1.16
1987/07/27	1.10
1987/07/28	1.10
1987/07/29	1.04
1987/07/30	1.04
1987/07/31	1.16
1987/08/01	1.16
1987/08/02	1.10
1987/08/03	1.04
1987/08/04	1.04
1987/08/05	1.10
1987/08/06	1.40
1987/08/07	1.51
1987/08/08	2.39
1987/08/09	2.50
1987/08/10	1.62
1987/08/11	2.63
1987/08/12	6.34
1987/08/13	3.15
1987/08/14	3.41
1987/08/15	2.28
1987/08/16	1.84
1987/08/17	1.73
1987/08/18	2.28
1987/08/19	2.39
1987/08/20	2.39
1987/08/21	1.95
1987/08/22	1.73
1987/08/23	1.95
1987/08/24	7.39
1987/08/25	10.93
1987/08/26	9.28
1987/08/27	7.18
1987/08/28	5.16
1987/08/29	4.14
1987/08/30	3.54
1987/08/31	3.15
1987/09/01	2.63
1987/09/02	2.39
1987/09/03	2.39
1987/09/04	2.17
1987/09/05	1.84
1987/09/06	1.62
1987/09/07	3.28
1987/09/08	7.84
1987/09/09	5.50
1987/09/10	4.31
1987/09/11	3.67
1987/09/12	3.80
1987/09/13	5.50
1987/09/14	3.97
1987/09/15	3.97
1987/09/16	3.41
1987/09/17	3.02
1987/09/18	3.15
1987/09/19	18.15
1987/09/20	17.04
1987/09/21	18.89
1987/09/22	15.66
1987/09/23	12.17
1987/09/24	9.76
1987/09/25	8.08
1987/09/26	23.01
1987/09/27	24.30
1987/09/28	18.89
1987/09/29	18.52
1987/09/30	13.10
1987/10/01	13.10
1987/10/02	13.74
1987/10/03	22.15
1987/10/04	21.72
1987/10/05	21.29
1987/10/06	18.52
1987/10/07	14.70
1987/10/08	13.42
1987/10/09	16.30
1987/10/10	30.02
1987/10/11	23.01
1987/10/12	30.02
1987/10/13	20.43
1987/10/14	17.41
1987/10/15	14.06
1987/10/16	13.42
1987/10/17	10.62
1987/10/18	9.04
1987/10/19	7.60
1987/10/20	6.55
1987/10/21	7.84
1987/10/22	7.60
1987/10/23	7.18
1987/10/24	7.18
1987/10/25	6.34
1987/10/26	5.50
1987/10/27	4.99
1987/10/28	4.48
1987/10/29	4.48
1987/10/30	4.14
1987/10/31	3.97
1987/11/01	3.67
1987/11/02	3.67
1987/11/03	4.48
1987/11/04	5.16
1987/11/05	7.18
1987/11/06	5.33
1987/11/07	4.48
1987/11/08	4.48
1987/11/09	4.14
1987/11/10	4.65
1987/11/11	4.48
1987/11/12	6.34
1987/11/13	24.77
1987/11/14	18.52
1987/11/15	14.06
1987/11/16	11.86
1987/11/17	17.04
1987/11/18	14.06
1987/11/19	38.23
1987/11/20	28.53
1987/11/21	20.43
1987/11/22	17.04
1987/11/23	14.70
1987/11/24	12.79
1987/11/25	10.93
1987/11/26	9.52
1987/11/27	8.08
1987/11/28	7.39
1987/11/29	7.18
1987/11/30	6.34
1987/12/01	5.33
1987/12/02	4.99
1987/12/03	4.82
1987/12/04	4.65
1987/12/05	4.65
1987/12/06	4.48
1987/12/07	4.31
1987/12/08	4.14
1987/12/09	3.97
1987/12/10	3.80
1987/12/11	3.67
1987/12/12	3.67
1987/12/13	3.67
1987/12/14	3.54
1987/12/15	3.54
1987/12/16	3.41
1987/12/17	3.41
1987/12/18	3.28
1987/12/19	3.28
1987/12/20	3.28
1987/12/21	3.15
1987/12/22	3.15
1987/12/23	3.15
1987/12/24	3.02
1987/12/25	3.02
1987/12/26	3.02
1987/12/27	2.89
1987/12/28	2.89
1987/12/29	2.89
1987/12/30	2.89
1987/12/31	2.76
#===========================================
# Number of observations = 365 / 365
# Average = 4.59