1987/01/01	-9999
1987/01/02	-9999
1987/01/03	-9999
1987/01/04	-9999
1987/01/05	-9999
1987/01/06	-9999
1987/01/07	-9999
1987/01/08	-9999
1987/01/09	-9999
1987/01/10	-9999
1987/01/11	-9999
1987/01/12	-9999
1987/01/13	-9999
1987/01/14	-9999
1987/01/15	-9999
1987/01/16	-9999
1987/01/17	-9999
1987/01/18	-9999
1987/01/19	-9999
1987/01/20	-9999
1987/01/21	-9999
1987/01/22	-9999
1987/01/23	-9999
1987/01/24	-9999
1987/01/25	-9999
1987/01/26	-9999
1987/01/27	-9999
1987/01/28	-9999
1987/01/29	-9999
1987/01/30	-9999
1987/01/31	-9999
1987/02/01	-9999
1987/02/02	-9999
1987/02/03	-9999
1987/02/04	-9999
1987/02/05	-9999
1987/02/06	-9999
1987/02/07	-9999
1987/02/08	-9999
1987/02/09	-9999
1987/02/10	-9999
1987/02/11	-9999
1987/02/12	-9999
1987/02/13	-9999
1987/02/14	-9999
1987/02/15	-9999
1987/02/16	-9999
1987/02/17	-9999
1987/02/18	-9999
1987/02/19	-9999
1987/02/20	-9999
1987/02/21	-9999
1987/02/22	-9999
1987/02/23	-9999
1987/02/24	-9999
1987/02/25	-9999
1987/02/26	-9999
1987/02/27	-9999
1987/02/28	-9999
1987/03/01	-9999
1987/03/02	-9999
1987/03/03	-9999
1987/03/04	-9999
1987/03/05	-9999
1987/03/06	-9999
1987/03/07	-9999
1987/03/08	-9999
1987/03/09	-9999
1987/03/10	-9999
1987/03/11	-9999
1987/03/12	-9999
1987/03/13	-9999
1987/03/14	-9999
1987/03/15	-9999
1987/03/16	-9999
1987/03/17	-9999
1987/03/18	-9999
1987/03/19	-9999
1987/03/20	-9999
1987/03/21	-9999
1987/03/22	-9999
1987/03/23	-9999
1987/03/24	-9999
1987/03/25	-9999
1987/03/26	-9999
1987/03/27	-9999
1987/03/28	-9999
1987/03/29	-9999
1987/03/30	-9999
1987/03/31	-9999
1987/04/01	-9999
1987/04/02	-9999
1987/04/03	-9999
1987/04/04	-9999
1987/04/05	-9999
1987/04/06	-9999
1987/04/07	-9999
1987/04/08	-9999
1987/04/09	-9999
1987/04/10	-9999
1987/04/11	-9999
1987/04/12	-9999
1987/04/13	-9999
1987/04/14	-9999
1987/04/15	-9999
1987/04/16	-9999
1987/04/17	-9999
1987/04/18	-9999
1987/04/19	-9999
1987/04/20	-9999
1987/04/21	-9999
1987/04/22	-9999
1987/04/23	-9999
1987/04/24	-9999
1987/04/25	-9999
1987/04/26	-9999
1987/04/27	-9999
1987/04/28	-9999
1987/04/29	-9999
1987/04/30	-9999
1987/05/01	-9999
1987/05/02	-9999
1987/05/03	-9999
1987/05/04	-9999
1987/05/05	-9999
1987/05/06	-9999
1987/05/07	-9999
1987/05/08	-9999
1987/05/09	-9999
1987/05/10	-9999
1987/05/11	-9999
1987/05/12	-9999
1987/05/13	-9999
1987/05/14	-9999
1987/05/15	-9999
1987/05/16	-9999
1987/05/17	-9999
1987/05/18	-9999
1987/05/19	-9999
1987/05/20	-9999
1987/05/21	-9999
1987/05/22	-9999
1987/05/23	-9999
1987/05/24	-9999
1987/05/25	-9999
1987/05/26	-9999
1987/05/27	-9999
1987/05/28	-9999
1987/05/29	-9999
1987/05/30	-9999
1987/05/31	-9999
1987/06/01	-9999
1987/06/02	-9999
1987/06/03	-9999
1987/06/04	-9999
1987/06/05	-9999
1987/06/06	-9999
1987/06/07	-9999
1987/06/08	-9999
1987/06/09	-9999
1987/06/10	-9999
1987/06/11	-9999
1987/06/12	-9999
1987/06/13	-9999
1987/06/14	-9999
1987/06/15	-9999
1987/06/16	-9999
1987/06/17	-9999
1987/06/18	-9999
1987/06/19	-9999
1987/06/20	-9999
1987/06/21	-9999
1987/06/22	-9999
1987/06/23	-9999
1987/06/24	-9999
1987/06/25	-9999
1987/06/26	-9999
1987/06/27	-9999
1987/06/28	-9999
1987/06/29	-9999
1987/06/30	-9999
1987/07/01	-9999
1987/07/02	-9999
1987/07/03	-9999
1987/07/04	-9999
1987/07/05	-9999
1987/07/06	-9999
1987/07/07	-9999
1987/07/08	-9999
1987/07/09	-9999
1987/07/10	0.02
1987/07/11	0.02
1987/07/12	0.02
1987/07/13	0.02
1987/07/14	0.03
1987/07/15	0.02
1987/07/16	0.02
1987/07/17	0.02
1987/07/18	0.03
1987/07/19	0.03
1987/07/20	0.03
1987/07/21	0.02
1987/07/22	0.02
1987/07/23	0.05
1987/07/24	0.07
1987/07/25	0.06
1987/07/26	0.05
1987/07/27	0.04
1987/07/28	0.02
1987/07/29	0.08
1987/07/30	0.08
1987/07/31	0.02
1987/08/01	0.02
1987/08/02	0.08
1987/08/03	0.06
1987/08/04	0.02
1987/08/05	0.04
1987/08/06	0.14
1987/08/07	0.08
1987/08/08	0.07
1987/08/09	0.06
1987/08/10	0.15
1987/08/11	0.14
1987/08/12	0.09
1987/08/13	0.06
1987/08/14	0.05
1987/08/15	0.07
1987/08/16	0.09
1987/08/17	0.54
1987/08/18	0.66
1987/08/19	0.50
1987/08/20	0.34
1987/08/21	0.26
1987/08/22	0.38
1987/08/23	0.71
1987/08/24	0.71
1987/08/25	0.57
1987/08/26	0.50
1987/08/27	0.41
1987/08/28	0.41
1987/08/29	0.34
1987/08/30	0.26
1987/08/31	0.34
1987/09/01	0.26
1987/09/02	0.26
1987/09/03	0.23
1987/09/04	0.21
1987/09/05	0.23
1987/09/06	0.23
1987/09/07	0.26
1987/09/08	1.05
1987/09/09	0.34
1987/09/10	2.80
1987/09/11	0.66
1987/09/12	0.54
1987/09/13	0.44
1987/09/14	0.82
1987/09/15	0.54
1987/09/16	0.47
1987/09/17	0.50
1987/09/18	0.54
1987/09/19	0.77
1987/09/20	1.05
1987/09/21	1.05
1987/09/22	0.50
1987/09/23	0.38
1987/09/24	0.26
1987/09/25	0.24
1987/09/26	2.31
1987/09/27	0.54
1987/09/28	0.82
1987/09/29	0.54
1987/09/30	0.44
1987/10/01	5.16
1987/10/02	1.12
1987/10/03	0.62
1987/10/04	0.40
1987/10/05	0.29
1987/10/06	0.29
1987/10/07	0.27
1987/10/08	0.25
1987/10/09	0.34
1987/10/10	0.27
1987/10/11	0.23
1987/10/12	0.22
1987/10/13	0.19
1987/10/14	0.19
1987/10/15	0.18
1987/10/16	0.17
1987/10/17	0.17
1987/10/18	0.17
1987/10/19	0.18
1987/10/20	0.17
1987/10/21	0.15
1987/10/22	0.17
1987/10/23	0.18
1987/10/24	0.19
1987/10/25	0.18
1987/10/26	0.18
1987/10/27	0.18
1987/10/28	0.18
1987/10/29	0.18
1987/10/30	0.18
1987/10/31	0.18
1987/11/01	0.18
1987/11/02	0.18
1987/11/03	1.19
1987/11/04	0.53
1987/11/05	0.20
1987/11/06	0.19
1987/11/07	0.17
1987/11/08	0.53
1987/11/09	0.50
1987/11/10	0.31
1987/11/11	0.19
1987/11/12	0.19
1987/11/13	0.31
1987/11/14	0.19
1987/11/15	0.15
1987/11/16	0.13
1987/11/17	0.13
1987/11/18	0.15
1987/11/19	0.19
1987/11/20	0.19
1987/11/21	0.19
1987/11/22	0.19
1987/11/23	0.13
1987/11/24	0.13
1987/11/25	0.13
1987/11/26	0.11
1987/11/27	0.11
1987/11/28	0.11
1987/11/29	0.11
1987/11/30	0.11
1987/12/01	0.11
1987/12/02	0.09
1987/12/03	0.09
1987/12/04	0.09
1987/12/05	0.09
1987/12/06	0.09
1987/12/07	0.08
1987/12/08	0.08
1987/12/09	0.08
1987/12/10	0.08
1987/12/11	0.08
1987/12/12	0.08
1987/12/13	0.08
1987/12/14	0.08
1987/12/15	0.08
1987/12/16	0.08
1987/12/17	0.08
1987/12/18	0.08
1987/12/19	0.08
1987/12/20	0.08
1987/12/21	0.08
1987/12/22	0.08
1987/12/23	0.08
1987/12/24	0.08
1987/12/25	0.08
1987/12/26	0.08
1987/12/27	0.07
1987/12/28	0.07
1987/12/29	0.08
1987/12/30	0.08
1987/12/31	0.07
#===========================================
# Number of observations = 175 / 365
# Average = 0.29