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
1980/04/02	0
1980/04/03	0
1980/04/04	0
1980/04/05	0
1980/04/06	0
1980/04/07	0
1980/04/08	0
1980/04/09	0
1980/04/10	0
1980/04/11	0
1980/04/12	0
1980/04/13	0
1980/04/14	0
1980/04/15	0
1980/04/16	0
1980/04/17	0
1980/04/18	0.30
1980/04/19	0
1980/04/20	0
1980/04/21	0
1980/04/22	0
1980/04/23	0
1980/04/24	0
1980/04/25	0
1980/04/26	0
1980/04/27	0
1980/04/28	0
1980/04/29	0
1980/04/30	0
1980/05/01	0
1980/05/02	0
1980/05/03	0
1980/05/04	0
1980/05/05	0
1980/05/06	0
1980/05/07	0
1980/05/08	0
1980/05/09	0
1980/05/10	0
1980/05/11	0
1980/05/12	0
1980/05/13	0
1980/05/14	0
1980/05/15	0
1980/05/16	0
1980/05/17	0
1980/05/18	0
1980/05/19	0
1980/05/20	0
1980/05/21	0
1980/05/22	10.50
1980/05/23	17.32
1980/05/24	21.40
1980/05/25	27.80
1980/05/26	12.10
1980/05/27	17.88
1980/05/28	15.90
1980/05/29	13.92
1980/05/30	12.30
1980/05/31	10.30
1980/06/01	8.30
1980/06/02	7.90
1980/06/03	13.63
1980/06/04	25.40
1980/06/05	16.75
1980/06/06	11.50
1980/06/07	9.70
1980/06/08	8.70
1980/06/09	10.90
1980/06/10	10.10
1980/06/11	8.50
1980/06/12	12.10
1980/06/13	12.50
1980/06/14	25.00
1980/06/15	41.00
1980/06/16	70.92
1980/06/17	38.00
1980/06/18	22.60
1980/06/19	25.00
1980/06/20	21.40
1980/06/21	18.45
1980/06/22	22.60
1980/06/23	21.00
1980/06/24	15.33
1980/06/25	13.35
1980/06/26	9.70
1980/06/27	9.10
1980/06/28	8.70
1980/06/29	7.30
1980/06/30	6.10
1980/07/01	6.10
1980/07/02	2.40
1980/07/03	0.60
1980/07/04	0.30
1980/07/05	0
1980/07/06	0
1980/07/07	0
1980/07/08	0
1980/07/09	0
1980/07/10	0
1980/07/11	0
1980/07/12	0
1980/07/13	0
1980/07/14	0
1980/07/15	0
1980/07/16	0
1980/07/17	0
1980/07/18	0
1980/07/19	0
1980/07/20	0
1980/07/21	2.30
1980/07/22	3.30
1980/07/23	50.50
1980/07/24	16.47
1980/07/25	10.30
1980/07/26	23.80
1980/07/27	47.00
1980/07/28	27.40
1980/07/29	23.00
1980/07/30	25.80
1980/07/31	19.30
1980/08/01	10.70
1980/08/02	9.10
1980/08/03	4.90
1980/08/04	4.30
1980/08/05	2.90
1980/08/06	2.70
1980/08/07	2.20
1980/08/08	2.10
1980/08/09	2.00
1980/08/10	1.90
1980/08/11	1.80
1980/08/12	1.70
1980/08/13	1.60
1980/08/14	1.60
1980/08/15	1.60
1980/08/16	1.60
1980/08/17	1.50
1980/08/18	1.40
1980/08/19	1.70
1980/08/20	1.50
1980/08/21	1.70
1980/08/22	2.90
1980/08/23	5.70
1980/08/24	11.10
1980/08/25	23.40
1980/08/26	5.90
1980/08/27	2.10
1980/08/28	1.50
1980/08/29	1.20
1980/08/30	1.60
1980/08/31	34.60
1980/09/01	86.00
1980/09/02	99.30
1980/09/03	110.13
1980/09/04	93.00
1980/09/05	70.92
1980/09/06	34.20
1980/09/07	77.88
1980/09/08	103.50
1980/09/09	39.00
1980/09/10	31.00
1980/09/11	93.70
1980/09/12	84.26
1980/09/13	61.64
1980/09/14	43.00
1980/09/15	41.50
1980/09/16	62.80
1980/09/17	47.00
1980/09/18	43.00
1980/09/19	35.80
1980/09/20	32.20
1980/09/21	34.20
1980/09/22	19.87
1980/09/23	16.18
1980/09/24	14.77
1980/09/25	13.07
1980/09/26	11.50
1980/09/27	16.47
1980/09/28	13.92
1980/09/29	12.10
1980/09/30	11.70
1980/10/01	14.20
1980/10/02	14.20
1980/10/03	13.92
1980/10/04	57.00
1980/10/05	40.00
1980/10/06	29.40
1980/10/07	17.32
1980/10/08	16.18
1980/10/09	14.77
1980/10/10	13.63
1980/10/11	11.10
1980/10/12	16.75
1980/10/13	14.77
1980/10/14	13.92
1980/10/15	11.50
1980/10/16	11.90
1980/10/17	14.48
1980/10/18	13.07
1980/10/19	12.50
1980/10/20	34.60
1980/10/21	19.87
1980/10/22	13.92
1980/10/23	13.63
1980/10/24	11.30
1980/10/25	9.70
1980/10/26	8.70
1980/10/27	7.50
1980/10/28	6.30
1980/10/29	5.30
1980/10/30	5.30
1980/10/31	5.10
1980/11/01	5.10
1980/11/02	5.10
1980/11/03	4.90
1980/11/04	4.10
1980/11/05	2.70
1980/11/06	2.40
1980/11/07	2.30
1980/11/08	2.20
1980/11/09	2.30
1980/11/10	9.70
1980/11/11	6.30
1980/11/12	12.10
1980/11/13	12.10
1980/11/14	12.30
1980/11/15	12.10
1980/11/16	11.90
1980/11/17	11.70
1980/11/18	12.50
1980/11/19	8.50
1980/11/20	14.77
1980/11/21	16.18
1980/11/22	11.70
1980/11/23	12.10
1980/11/24	15.90
1980/11/25	16.75
1980/11/26	16.75
1980/11/27	15.62
1980/11/28	12.30
1980/11/29	12.78
1980/11/30	12.50
1980/12/01	12.50
1980/12/02	12.30
1980/12/03	11.30
1980/12/04	11.90
1980/12/05	11.70
1980/12/06	11.50
1980/12/07	11.30
1980/12/08	12.30
1980/12/09	12.78
1980/12/10	13.92
1980/12/11	11.10
1980/12/12	18.45
1980/12/13	21.00
1980/12/14	22.20
1980/12/15	17.60
1980/12/16	16.75
1980/12/17	14.48
1980/12/18	14.48
1980/12/19	14.77
1980/12/20	15.05
1980/12/21	14.77
1980/12/22	13.92
1980/12/23	13.35
1980/12/24	12.10
1980/12/25	11.70
1980/12/26	10.30
1980/12/27	7.90
1980/12/28	8.10
1980/12/29	7.90
1980/12/30	7.70
1980/12/31	7.50
#===========================================
# Number of observations = 275 / 366
# Average = 13.62