1982/01/01	0.10
1982/01/02	0.07
1982/01/03	0.07
1982/01/04	0.07
1982/01/05	0.07
1982/01/06	0.07
1982/01/07	0.07
1982/01/08	0.07
1982/01/09	0.07
1982/01/10	0.07
1982/01/11	0.07
1982/01/12	0.07
1982/01/13	0.10
1982/01/14	0.10
1982/01/15	0.10
1982/01/16	0.10
1982/01/17	0.07
1982/01/18	0.07
1982/01/19	0.07
1982/01/20	0.07
1982/01/21	0.03
1982/01/22	0.17
1982/01/23	0.17
1982/01/24	0.13
1982/01/25	0.13
1982/01/26	0.13
1982/01/27	0.13
1982/01/28	0.13
1982/01/29	0.07
1982/01/30	0.07
1982/01/31	0.07
1982/02/01	0.07
1982/02/02	0.03
1982/02/03	0.03
1982/02/04	0.03
1982/02/05	0.03
1982/02/06	0.03
1982/02/07	0.03
1982/02/08	0.07
1982/02/09	0.07
1982/02/10	0.07
1982/02/11	0.07
1982/02/12	0.07
1982/02/13	0.07
1982/02/14	0.07
1982/02/15	0.07
1982/02/16	0.07
1982/02/17	0.03
1982/02/18	0.07
1982/02/19	0.07
1982/02/20	0.07
1982/02/21	0.03
1982/02/22	0.03
1982/02/23	0.03
1982/02/24	0.03
1982/02/25	0.03
1982/02/26	0.03
1982/02/27	0.03
1982/02/28	0.03
1982/03/01	0.03
1982/03/02	0.03
1982/03/03	0.03
1982/03/04	0
1982/03/05	0
1982/03/06	0
1982/03/07	0
1982/03/08	0
1982/03/09	0
1982/03/10	0
1982/03/11	0
1982/03/12	0
1982/03/13	0
1982/03/14	0
1982/03/15	0
1982/03/16	0
1982/03/17	0
1982/03/18	0
1982/03/19	0
1982/03/20	0
1982/03/21	0
1982/03/22	0
1982/03/23	0
1982/03/24	0
1982/03/25	0
1982/03/26	0
1982/03/27	0.03
1982/03/28	0.03
1982/03/29	0.03
1982/03/30	0
1982/03/31	0
1982/04/01	0.10
1982/04/02	0.11
1982/04/03	0.09
1982/04/04	0.07
1982/04/05	0.08
1982/04/06	0.10
1982/04/07	0.09
1982/04/08	0.08
1982/04/09	0.08
1982/04/10	0.09
1982/04/11	0.10
1982/04/12	0.10
1982/04/13	0.11
1982/04/14	0.11
1982/04/15	0.11
1982/04/16	0.11
1982/04/17	0.10
1982/04/18	0.09
1982/04/19	0.10
1982/04/20	0.09
1982/04/21	0.11
1982/04/22	0.11
1982/04/23	0.11
1982/04/24	0.11
1982/04/25	0.11
1982/04/26	0.11
1982/04/27	0.11
1982/04/28	0.11
1982/04/29	0.11
1982/04/30	0.11
1982/05/01	0.06
1982/05/02	0.07
1982/05/03	0.08
1982/05/04	0.07
1982/05/05	0.07
1982/05/06	0.07
1982/05/07	0.07
1982/05/08	0.07
1982/05/09	0.07
1982/05/10	0.06
1982/05/11	0.07
1982/05/12	0.06
1982/05/13	0.06
1982/05/14	0.07
1982/05/15	0.06
1982/05/16	0.07
1982/05/17	0.07
1982/05/18	0.07
1982/05/19	0.20
1982/05/20	1.23
1982/05/21	0.32
1982/05/22	0.18
1982/05/23	0.16
1982/05/24	0.20
1982/05/25	0.16
1982/05/26	0.18
1982/05/27	0.13
1982/05/28	0.13
1982/05/29	0.13
1982/05/30	0.13
1982/05/31	0.13
1982/06/01	0.11
1982/06/02	0.11
1982/06/03	0.11
1982/06/04	0.13
1982/06/05	0.13
1982/06/06	0.13
1982/06/07	0.18
1982/06/08	0.65
1982/06/09	0.20
1982/06/10	0.16
1982/06/11	0.16
1982/06/12	0.13
1982/06/13	0.16
1982/06/14	0.13
1982/06/15	0.11
1982/06/16	0.11
1982/06/17	0.11
1982/06/18	0.10
1982/06/19	0.09
1982/06/20	0.10
1982/06/21	0.10
1982/06/22	0.10
1982/06/23	0.16
1982/06/24	0.13
1982/06/25	0.13
1982/06/26	0.13
1982/06/27	0.13
1982/06/28	0.10
1982/06/29	0.10
1982/06/30	0.54
1982/07/01	0.29
1982/07/02	0.16
1982/07/03	0.13
1982/07/04	0.13
1982/07/05	0.13
1982/07/06	0.11
1982/07/07	0.11
1982/07/08	0.11
1982/07/09	0.18
1982/07/10	0.13
1982/07/11	0.13
1982/07/12	0.11
1982/07/13	0.11
1982/07/14	0.11
1982/07/15	0.09
1982/07/16	0.09
1982/07/17	0.09
1982/07/18	0.10
1982/07/19	0.11
1982/07/20	0.27
1982/07/21	0.13
1982/07/22	0.11
1982/07/23	0.10
1982/07/24	0.10
1982/07/25	0.10
1982/07/26	0.10
1982/07/27	0.10
1982/07/28	0.09
1982/07/29	0.09
1982/07/30	0.20
1982/07/31	0.18
1982/08/01	0.13
1982/08/02	0.11
1982/08/03	0.10
1982/08/04	0.10
1982/08/05	0.11
1982/08/06	0.16
1982/08/07	0.11
1982/08/08	0.10
1982/08/09	0.11
1982/08/10	0.10
1982/08/11	0.13
1982/08/12	0.20
1982/08/13	0.13
1982/08/14	0.10
1982/08/15	0.23
1982/08/16	0.61
1982/08/17	0.83
1982/08/18	0.34
1982/08/19	0.25
1982/08/20	0.25
1982/08/21	0.37
1982/08/22	0.27
1982/08/23	0.32
1982/08/24	3.01
1982/08/25	0.73
1982/08/26	0.51
1982/08/27	0.34
1982/08/28	0.29
1982/08/29	0.25
1982/08/30	0.20
1982/08/31	0.18
1982/09/01	0.23
1982/09/02	0.25
1982/09/03	0.20
1982/09/04	0.61
1982/09/05	1.02
1982/09/06	1.49
1982/09/07	2.07
1982/09/08	3.44
1982/09/09	2.68
1982/09/10	1.62
1982/09/11	1.07
1982/09/12	0.83
1982/09/13	0.65
1982/09/14	0.54
1982/09/15	0.48
1982/09/16	0.44
1982/09/17	0.41
1982/09/18	0.37
1982/09/19	0.34
1982/09/20	0.34
1982/09/21	0.37
1982/09/22	0.68
1982/09/23	0.65
1982/09/24	0.78
1982/09/25	0.68
1982/09/26	2.42
1982/09/27	1.90
1982/09/28	1.17
1982/09/29	1.75
1982/09/30	2.79
1982/10/01	1.36
1982/10/02	1.02
1982/10/03	1.02
1982/10/04	0.83
1982/10/05	0.65
1982/10/06	0.58
1982/10/07	0.51
1982/10/08	0.54
1982/10/09	0.51
1982/10/10	0.48
1982/10/11	0.51
1982/10/12	0.54
1982/10/13	0.41
1982/10/14	0.37
1982/10/15	0.32
1982/10/16	0.32
1982/10/17	0.29
1982/10/18	0.27
1982/10/19	0.27
1982/10/20	0.32
1982/10/21	1.30
1982/10/22	1.12
1982/10/23	0.97
1982/10/24	1.02
1982/10/25	0.97
1982/10/26	1.36
1982/10/27	1.07
1982/10/28	0.54
1982/10/29	0.29
1982/10/30	0.34
1982/10/31	0.29
1982/11/01	0.29
1982/11/02	0.25
1982/11/03	0.23
1982/11/04	0.23
1982/11/05	0.20
1982/11/06	0.20
1982/11/07	0.18
1982/11/08	0.18
1982/11/09	0.16
1982/11/10	0.16
1982/11/11	0.13
1982/11/12	0.13
1982/11/13	0.13
1982/11/14	0.13
1982/11/15	0.16
1982/11/16	0.16
1982/11/17	0.16
1982/11/18	0.16
1982/11/19	0.16
1982/11/20	0.16
1982/11/21	0.16
1982/11/22	0.16
1982/11/23	0.13
1982/11/24	0.13
1982/11/25	0.13
1982/11/26	0.13
1982/11/27	0.13
1982/11/28	0.13
1982/11/29	0.13
1982/11/30	0.13
1982/12/01	0.37
1982/12/02	0.18
1982/12/03	0.13
1982/12/04	0.13
1982/12/05	0.13
1982/12/06	0.13
1982/12/07	0.13
1982/12/08	0.13
1982/12/09	0.13
1982/12/10	0.13
1982/12/11	0.13
1982/12/12	0.13
1982/12/13	0.11
1982/12/14	0.11
1982/12/15	0.11
1982/12/16	0.11
1982/12/17	0.10
1982/12/18	0.10
1982/12/19	0.10
1982/12/20	0.10
1982/12/21	0.10
1982/12/22	0.10
1982/12/23	0.11
1982/12/24	0.13
1982/12/25	0.11
1982/12/26	0.10
1982/12/27	0.10
1982/12/28	0.11
1982/12/29	0.11
1982/12/30	0.11
1982/12/31	0.10
#===========================================
# Number of observations = 365 / 365
# Average = 0.25