1987/01/01	0.79
1987/01/02	0.90
1987/01/03	1.00
1987/01/04	1.29
1987/01/05	1.10
1987/01/06	0.90
1987/01/07	0.58
1987/01/08	0.53
1987/01/09	0.48
1987/01/10	0.48
1987/01/11	0.53
1987/01/12	0.53
1987/01/13	0.48
1987/01/14	0.48
1987/01/15	0.74
1987/01/16	0.85
1987/01/17	0.79
1987/01/18	0.58
1987/01/19	0.53
1987/01/20	0.53
1987/01/21	0.48
1987/01/22	0.48
1987/01/23	0.42
1987/01/24	0.53
1987/01/25	0.53
1987/01/26	0.53
1987/01/27	0.74
1987/01/28	0.69
1987/01/29	0.64
1987/01/30	0.48
1987/01/31	0.48
1987/02/01	0.42
1987/02/02	0.37
1987/02/03	0.37
1987/02/04	0.37
1987/02/05	0.37
1987/02/06	0.42
1987/02/07	0.58
1987/02/08	0.79
1987/02/09	0.74
1987/02/10	0.85
1987/02/11	0.79
1987/02/12	0.64
1987/02/13	0.58
1987/02/14	0.42
1987/02/15	0.37
1987/02/16	0.37
1987/02/17	0.42
1987/02/18	0.48
1987/02/19	0.64
1987/02/20	0.85
1987/02/21	0.90
1987/02/22	0.79
1987/02/23	0.53
1987/02/24	0.48
1987/02/25	0.58
1987/02/26	0.48
1987/02/27	0.42
1987/02/28	0.37
1987/03/01	0.37
1987/03/02	0.48
1987/03/03	0.64
1987/03/04	0.79
1987/03/05	0.90
1987/03/06	0.79
1987/03/07	0.53
1987/03/08	0.53
1987/03/09	0.48
1987/03/10	0.42
1987/03/11	0.42
1987/03/12	0.37
1987/03/13	0.37
1987/03/14	0.37
1987/03/15	0.42
1987/03/16	0.53
1987/03/17	0.58
1987/03/18	0.64
1987/03/19	0.37
1987/03/20	0.37
1987/03/21	0.37
1987/03/22	0.37
1987/03/23	0.37
1987/03/24	0.37
1987/03/25	0.37
1987/03/26	0.37
1987/03/27	0.37
1987/03/28	0.37
1987/03/29	0.37
1987/03/30	0.48
1987/03/31	0.53
1987/04/01	0.46
1987/04/02	0.58
1987/04/03	0.40
1987/04/04	0.40
1987/04/05	0.46
1987/04/06	0.46
1987/04/07	0.46
1987/04/08	0.46
1987/04/09	0.40
1987/04/10	0.40
1987/04/11	0.40
1987/04/12	0.40
1987/04/13	0.40
1987/04/14	0.40
1987/04/15	0.40
1987/04/16	0.40
1987/04/17	0.40
1987/04/18	0.40
1987/04/19	0.58
1987/04/20	0.52
1987/04/21	0.46
1987/04/22	0.40
1987/04/23	0.46
1987/04/24	0.40
1987/04/25	0.40
1987/04/26	0.40
1987/04/27	0.46
1987/04/28	0.40
1987/04/29	0.46
1987/04/30	0.94
1987/05/01	0.52
1987/05/02	0.46
1987/05/03	0.52
1987/05/04	0.70
1987/05/05	1.30
1987/05/06	1.42
1987/05/07	1.30
1987/05/08	1.06
1987/05/09	0.94
1987/05/10	0.94
1987/05/11	0.94
1987/05/12	0.94
1987/05/13	0.88
1987/05/14	0.64
1987/05/15	0.88
1987/05/16	0.52
1987/05/17	0.46
1987/05/18	0.46
1987/05/19	0.46
1987/05/20	0.46
1987/05/21	0.40
1987/05/22	0.46
1987/05/23	0.82
1987/05/24	0.70
1987/05/25	0.82
1987/05/26	0.58
1987/05/27	0.40
1987/05/28	0.40
1987/05/29	0.52
1987/05/30	0.76
1987/05/31	1.12
1987/06/01	1.30
1987/06/02	2.44
1987/06/03	4.56
1987/06/04	2.32
1987/06/05	1.60
1987/06/06	1.30
1987/06/07	1.18
1987/06/08	1.30
1987/06/09	2.68
1987/06/10	2.56
1987/06/11	1.42
1987/06/12	1.06
1987/06/13	1.48
1987/06/14	0.82
1987/06/15	1.06
1987/06/16	1.48
1987/06/17	1.96
1987/06/18	1.60
1987/06/19	1.18
1987/06/20	1.00
1987/06/21	0.88
1987/06/22	0.94
1987/06/23	1.12
1987/06/24	1.24
1987/06/25	2.08
1987/06/26	0.88
1987/06/27	0.76
1987/06/28	0.76
1987/06/29	63.72
1987/06/30	7.45
1987/07/01	2.80
1987/07/02	2.08
1987/07/03	1.54
1987/07/04	1.48
1987/07/05	1.30
1987/07/06	2.08
1987/07/07	2.80
1987/07/08	2.44
1987/07/09	3.02
1987/07/10	2.44
1987/07/11	2.08
1987/07/12	1.84
1987/07/13	1.54
1987/07/14	1.42
1987/07/15	1.48
1987/07/16	1.36
1987/07/17	4.78
1987/07/18	2.32
1987/07/19	1.72
1987/07/20	1.48
1987/07/21	1.36
1987/07/22	1.24
1987/07/23	1.24
1987/07/24	1.60
1987/07/25	5.35
1987/07/26	4.12
1987/07/27	2.68
1987/07/28	2.32
1987/07/29	2.08
1987/07/30	1.84
1987/07/31	19.32
1987/08/01	45.92
1987/08/02	13.45
1987/08/03	9.60
1987/08/04	7.80
1987/08/05	5.35
1987/08/06	4.56
1987/08/07	4.12
1987/08/08	3.68
1987/08/09	4.12
1987/08/10	3.68
1987/08/11	2.80
1987/08/12	2.80
1987/08/13	2.68
1987/08/14	3.24
1987/08/15	2.80
1987/08/16	3.46
1987/08/17	3.68
1987/08/18	20.84
1987/08/19	12.90
1987/08/20	7.45
1987/08/21	6.05
1987/08/22	14.76
1987/08/23	54.38
1987/08/24	91.70
1987/08/25	60.46
1987/08/26	19.32
1987/08/27	12.90
1987/08/28	9.60
1987/08/29	7.80
1987/08/30	6.75
1987/08/31	5.35
1987/09/01	4.78
1987/09/02	7.80
1987/09/03	8.15
1987/09/04	15.52
1987/09/05	22.57
1987/09/06	12.90
1987/09/07	9.60
1987/09/08	8.15
1987/09/09	8.15
1987/09/10	7.45
1987/09/11	7.45
1987/09/12	6.05
1987/09/13	5.70
1987/09/14	5.70
1987/09/15	5.70
1987/09/16	5.00
1987/09/17	6.05
1987/09/18	7.45
1987/09/19	7.80
1987/09/20	7.80
1987/09/21	9.05
1987/09/22	7.45
1987/09/23	7.10
1987/09/24	7.10
1987/09/25	6.40
1987/09/26	7.10
1987/09/27	6.75
1987/09/28	6.40
1987/09/29	8.15
1987/09/30	6.75
1987/10/01	6.75
1987/10/02	7.45
1987/10/03	7.45
1987/10/04	7.45
1987/10/05	7.80
1987/10/06	6.40
1987/10/07	5.70
1987/10/08	8.15
1987/10/09	7.80
1987/10/10	7.10
1987/10/11	6.05
1987/10/12	5.70
1987/10/13	5.00
1987/10/14	5.35
1987/10/15	5.70
1987/10/16	4.78
1987/10/17	5.00
1987/10/18	4.78
1987/10/19	5.35
1987/10/20	4.78
1987/10/21	4.56
1987/10/22	4.56
1987/10/23	5.70
1987/10/24	6.05
1987/10/25	5.35
1987/10/26	4.78
1987/10/27	5.00
1987/10/28	4.78
1987/10/29	4.78
1987/10/30	4.56
1987/10/31	4.12
1987/11/01	3.02
1987/11/02	4.78
1987/11/03	4.12
1987/11/04	7.45
1987/11/05	5.00
1987/11/06	5.35
1987/11/07	4.34
1987/11/08	9.60
1987/11/09	8.15
1987/11/10	6.40
1987/11/11	5.00
1987/11/12	4.56
1987/11/13	4.78
1987/11/14	5.70
1987/11/15	4.78
1987/11/16	4.56
1987/11/17	4.56
1987/11/18	4.12
1987/11/19	4.12
1987/11/20	3.68
1987/11/21	3.24
1987/11/22	3.46
1987/11/23	3.24
1987/11/24	2.68
1987/11/25	3.02
1987/11/26	3.02
1987/11/27	3.24
1987/11/28	3.24
1987/11/29	2.68
1987/11/30	2.32
1987/12/01	2.32
1987/12/02	2.32
1987/12/03	2.32
1987/12/04	2.32
1987/12/05	2.32
1987/12/06	1.84
1987/12/07	1.72
1987/12/08	1.84
1987/12/09	1.84
1987/12/10	1.54
1987/12/11	1.54
1987/12/12	1.54
1987/12/13	1.54
1987/12/14	1.54
1987/12/15	1.60
1987/12/16	1.48
1987/12/17	1.48
1987/12/18	1.42
1987/12/19	1.60
1987/12/20	1.48
1987/12/21	1.42
1987/12/22	1.48
1987/12/23	1.60
1987/12/24	1.60
1987/12/25	1.72
1987/12/26	1.60
1987/12/27	1.60
1987/12/28	1.54
1987/12/29	1.24
1987/12/30	1.42
1987/12/31	1.48
#===========================================
# Number of observations = 365 / 365
# Average = 3.69