1980/01/01	-9999
1980/01/02	-9999
1980/01/03	-9999
1980/01/04	-9999
1980/01/05	-9999
1980/01/06	-9999
1980/01/07	-9999
1980/01/08	-9999
1980/01/09	-9999
1980/01/10	-9999
1980/01/11	-9999
1980/01/12	-9999
1980/01/13	-9999
1980/01/14	-9999
1980/01/15	-9999
1980/01/16	-9999
1980/01/17	-9999
1980/01/18	-9999
1980/01/19	-9999
1980/01/20	-9999
1980/01/21	-9999
1980/01/22	-9999
1980/01/23	-9999
1980/01/24	-9999
1980/01/25	-9999
1980/01/26	-9999
1980/01/27	-9999
1980/01/28	-9999
1980/01/29	-9999
1980/01/30	-9999
1980/01/31	-9999
1980/02/01	-9999
1980/02/02	-9999
1980/02/03	-9999
1980/02/04	-9999
1980/02/05	-9999
1980/02/06	-9999
1980/02/07	-9999
1980/02/08	-9999
1980/02/09	-9999
1980/02/10	-9999
1980/02/11	-9999
1980/02/12	-9999
1980/02/13	-9999
1980/02/14	-9999
1980/02/15	-9999
1980/02/16	-9999
1980/02/17	-9999
1980/02/18	-9999
1980/02/19	-9999
1980/02/20	-9999
1980/02/21	-9999
1980/02/22	-9999
1980/02/23	-9999
1980/02/24	-9999
1980/02/25	-9999
1980/02/26	-9999
1980/02/27	-9999
1980/02/28	-9999
1980/02/29	-9999
1980/03/01	-9999
1980/03/02	-9999
1980/03/03	-9999
1980/03/04	-9999
1980/03/05	-9999
1980/03/06	-9999
1980/03/07	-9999
1980/03/08	-9999
1980/03/09	-9999
1980/03/10	-9999
1980/03/11	-9999
1980/03/12	-9999
1980/03/13	-9999
1980/03/14	-9999
1980/03/15	-9999
1980/03/16	-9999
1980/03/17	-9999
1980/03/18	-9999
1980/03/19	-9999
1980/03/20	-9999
1980/03/21	-9999
1980/03/22	-9999
1980/03/23	-9999
1980/03/24	-9999
1980/03/25	-9999
1980/03/26	-9999
1980/03/27	-9999
1980/03/28	-9999
1980/03/29	-9999
1980/03/30	-9999
1980/03/31	-9999
1980/04/01	0.40
1980/04/02	0.40
1980/04/03	0.40
1980/04/04	0.40
1980/04/05	0.40
1980/04/06	0.40
1980/04/07	0.40
1980/04/08	0.95
1980/04/09	0.70
1980/04/10	0.65
1980/04/11	0.60
1980/04/12	0.55
1980/04/13	0.50
1980/04/14	0.50
1980/04/15	0.45
1980/04/16	0.40
1980/04/17	1.28
1980/04/18	1.21
1980/04/19	0.85
1980/04/20	0.75
1980/04/21	0.70
1980/04/22	0.60
1980/04/23	0.55
1980/04/24	0.45
1980/04/25	0.35
1980/04/26	0.25
1980/04/27	0.15
1980/04/28	0.10
1980/04/29	0.05
1980/04/30	0
1980/05/01	0.40
1980/05/02	0
1980/05/03	0
1980/05/04	0
1980/05/05	0.15
1980/05/06	0.40
1980/05/07	0.40
1980/05/08	0.30
1980/05/09	0.20
1980/05/10	0.15
1980/05/11	0.10
1980/05/12	0.05
1980/05/13	0
1980/05/14	0
1980/05/15	0
1980/05/16	0
1980/05/17	0
1980/05/18	0.05
1980/05/19	0.15
1980/05/20	0.45
1980/05/21	1.14
1980/05/22	0.90
1980/05/23	0.90
1980/05/24	1.14
1980/05/25	0.95
1980/05/26	1.07
1980/05/27	0.85
1980/05/28	1.14
1980/05/29	0.90
1980/05/30	0.90
1980/05/31	0.85
1980/06/01	0.45
1980/06/02	0.40
1980/06/03	0.55
1980/06/04	1.70
1980/06/05	1.00
1980/06/06	0.75
1980/06/07	0.65
1980/06/08	0.50
1980/06/09	0.40
1980/06/10	0.40
1980/06/11	0.40
1980/06/12	0.35
1980/06/13	0.90
1980/06/14	0.65
1980/06/15	1.42
1980/06/16	3.20
1980/06/17	2.48
1980/06/18	1.28
1980/06/19	1.35
1980/06/20	5.90
1980/06/21	4.60
1980/06/22	2.61
1980/06/23	7.40
1980/06/24	7.70
1980/06/25	2.74
1980/06/26	2.74
1980/06/27	18.00
1980/06/28	4.00
1980/06/29	2.09
1980/06/30	1.42
1980/07/01	1.21
1980/07/02	1.21
1980/07/03	1.28
1980/07/04	1.07
1980/07/05	0.90
1980/07/06	1.00
1980/07/07	1.21
1980/07/08	1.00
1980/07/09	0.80
1980/07/10	0.75
1980/07/11	0.75
1980/07/12	0.70
1980/07/13	0.70
1980/07/14	1.35
1980/07/15	2.87
1980/07/16	1.70
1980/07/17	1.21
1980/07/18	1.14
1980/07/19	0.95
1980/07/20	1.07
1980/07/21	6.80
1980/07/22	30.20
1980/07/23	13.50
1980/07/24	7.70
1980/07/25	17.00
1980/07/26	37.20
1980/07/27	14.70
1980/07/28	9.40
1980/07/29	9.40
1980/07/30	8.35
1980/07/31	4.60
1980/08/01	7.70
1980/08/02	7.70
1980/08/03	6.70
1980/08/04	5.30
1980/08/05	4.10
1980/08/06	3.90
1980/08/07	4.10
1980/08/08	3.30
1980/08/09	2.50
1980/08/10	2.10
1980/08/11	1.90
1980/08/12	7.90
1980/08/13	4.10
1980/08/14	4.50
1980/08/15	29.90
1980/08/16	7.60
1980/08/17	22.00
1980/08/18	10.10
1980/08/19	32.70
1980/08/20	22.50
1980/08/21	19.50
1980/08/22	11.70
1980/08/23	7.90
1980/08/24	10.50
1980/08/25	19.50
1980/08/26	18.00
1980/08/27	13.00
1980/08/28	8.90
1980/08/29	6.70
1980/08/30	7.90
1980/08/31	54.00
1980/09/01	32.00
1980/09/02	25.50
1980/09/03	21.00
1980/09/04	19.00
1980/09/05	18.00
1980/09/06	18.00
1980/09/07	41.10
1980/09/08	39.50
1980/09/09	21.00
1980/09/10	20.00
1980/09/11	24.90
1980/09/12	17.00
1980/09/13	14.00
1980/09/14	12.10
1980/09/15	15.50
1980/09/16	15.50
1980/09/17	26.10
1980/09/18	20.00
1980/09/19	16.50
1980/09/20	13.50
1980/09/21	11.30
1980/09/22	15.00
1980/09/23	15.00
1980/09/24	12.50
1980/09/25	10.50
1980/09/26	9.30
1980/09/27	12.10
1980/09/28	10.90
1980/09/29	8.20
1980/09/30	8.20
1980/10/01	6.70
1980/10/02	6.40
1980/10/03	6.10
1980/10/04	5.80
1980/10/05	5.10
1980/10/06	5.30
1980/10/07	4.70
1980/10/08	5.10
1980/10/09	4.70
1980/10/10	4.30
1980/10/11	4.50
1980/10/12	5.80
1980/10/13	5.80
1980/10/14	5.80
1980/10/15	5.80
1980/10/16	8.90
1980/10/17	6.70
1980/10/18	5.80
1980/10/19	7.90
1980/10/20	16.50
1980/10/21	16.50
1980/10/22	10.10
1980/10/23	7.30
1980/10/24	6.10
1980/10/25	5.50
1980/10/26	5.10
1980/10/27	4.70
1980/10/28	4.10
1980/10/29	3.90
1980/10/30	3.70
1980/10/31	4.30
1980/11/01	3.90
1980/11/02	4.30
1980/11/03	4.30
1980/11/04	3.70
1980/11/05	3.50
1980/11/06	3.30
1980/11/07	3.10
1980/11/08	3.50
1980/11/09	7.00
1980/11/10	4.70
1980/11/11	3.90
1980/11/12	3.70
1980/11/13	3.50
1980/11/14	3.30
1980/11/15	3.10
1980/11/16	2.90
1980/11/17	2.70
1980/11/18	2.70
1980/11/19	2.90
1980/11/20	2.70
1980/11/21	2.70
1980/11/22	2.70
1980/11/23	2.70
1980/11/24	2.90
1980/11/25	2.70
1980/11/26	2.70
1980/11/27	9.70
1980/11/28	4.30
1980/11/29	3.50
1980/11/30	3.10
1980/12/01	2.90
1980/12/02	2.70
1980/12/03	2.50
1980/12/04	2.30
1980/12/05	2.30
1980/12/06	2.10
1980/12/07	2.10
1980/12/08	2.10
1980/12/09	1.90
1980/12/10	2.10
1980/12/11	1.90
1980/12/12	2.10
1980/12/13	8.90
1980/12/14	5.50
1980/12/15	3.70
1980/12/16	3.10
1980/12/17	2.70
1980/12/18	2.50
1980/12/19	2.30
1980/12/20	2.10
1980/12/21	2.10
1980/12/22	1.90
1980/12/23	1.90
1980/12/24	1.90
1980/12/25	1.70
1980/12/26	1.70
1980/12/27	1.70
1980/12/28	1.50
1980/12/29	1.50
1980/12/30	1.50
1980/12/31	1.70
#===========================================
# Number of observations = 275 / 366
# Average = 5.77