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	0.70
1980/04/02	0.65
1980/04/03	0.70
1980/04/04	0.70
1980/04/05	0.65
1980/04/06	0.70
1980/04/07	0.70
1980/04/08	0.75
1980/04/09	0.75
1980/04/10	0.70
1980/04/11	0.70
1980/04/12	0.70
1980/04/13	0.75
1980/04/14	0.75
1980/04/15	0.75
1980/04/16	0.75
1980/04/17	1.05
1980/04/18	0.90
1980/04/19	0.75
1980/04/20	0.75
1980/04/21	0.65
1980/04/22	1.10
1980/04/23	0.95
1980/04/24	0.75
1980/04/25	0.70
1980/04/26	0.75
1980/04/27	0.75
1980/04/28	0.80
1980/04/29	0.75
1980/04/30	0.70
1980/05/01	0.65
1980/05/02	0.70
1980/05/03	0.90
1980/05/04	0.50
1980/05/05	1.00
1980/05/06	0.90
1980/05/07	0.95
1980/05/08	0.95
1980/05/09	1.00
1980/05/10	1.00
1980/05/11	1.05
1980/05/12	1.00
1980/05/13	1.00
1980/05/14	1.00
1980/05/15	0.90
1980/05/16	0.95
1980/05/17	0.95
1980/05/18	1.00
1980/05/19	1.00
1980/05/20	0.95
1980/05/21	0.90
1980/05/22	1.00
1980/05/23	0.95
1980/05/24	0.95
1980/05/25	0.95
1980/05/26	0.90
1980/05/27	1.10
1980/05/28	1.15
1980/05/29	1.35
1980/05/30	1.10
1980/05/31	0.95
1980/06/01	1.45
1980/06/02	1.80
1980/06/03	2.14
1980/06/04	2.94
1980/06/05	3.10
1980/06/06	2.35
1980/06/07	1.70
1980/06/08	1.20
1980/06/09	1.20
1980/06/10	1.30
1980/06/11	2.07
1980/06/12	3.34
1980/06/13	3.80
1980/06/14	4.50
1980/06/15	4.30
1980/06/16	8.60
1980/06/17	5.00
1980/06/18	4.10
1980/06/19	3.18
1980/06/20	2.56
1980/06/21	2.00
1980/06/22	1.95
1980/06/23	2.00
1980/06/24	2.49
1980/06/25	5.25
1980/06/26	72.20
1980/06/27	15.55
1980/06/28	9.00
1980/06/29	5.75
1980/06/30	3.26
1980/07/01	3.50
1980/07/02	3.50
1980/07/03	2.94
1980/07/04	2.63
1980/07/05	2.78
1980/07/06	2.49
1980/07/07	2.07
1980/07/08	1.95
1980/07/09	1.75
1980/07/10	1.75
1980/07/11	1.85
1980/07/12	2.00
1980/07/13	2.28
1980/07/14	2.42
1980/07/15	3.10
1980/07/16	4.40
1980/07/17	4.75
1980/07/18	20.90
1980/07/19	278.70
1980/07/20	76.60
1980/07/21	76.60
1980/07/22	22.60
1980/07/23	16.20
1980/07/24	92.00
1980/07/25	31.50
1980/07/26	33.70
1980/07/27	23.45
1980/07/28	33.70
1980/07/29	18.35
1980/07/30	9.40
1980/07/31	8.60
1980/08/01	6.00
1980/08/02	6.00
1980/08/03	4.75
1980/08/04	4.10
1980/08/05	19.60
1980/08/06	41.60
1980/08/07	28.65
1980/08/08	21.85
1980/08/09	24.40
1980/08/10	17.50
1980/08/11	14.70
1980/08/12	12.50
1980/08/13	11.00
1980/08/14	12.00
1980/08/15	8.20
1980/08/16	7.40
1980/08/17	6.60
1980/08/18	6.60
1980/08/19	11.00
1980/08/20	7.40
1980/08/21	15.40
1980/08/22	15.40
1980/08/23	13.50
1980/08/24	42.50
1980/08/25	51.00
1980/08/26	36.30
1980/08/27	28.65
1980/08/28	26.10
1980/08/29	21.00
1980/08/30	23.55
1980/08/31	32.05
1980/09/01	46.10
1980/09/02	56.00
1980/09/03	51.00
1980/09/04	65.80
1980/09/05	55.00
1980/09/06	39.80
1980/09/07	31.20
1980/09/08	26.95
1980/09/09	25.25
1980/09/10	29.50
1980/09/11	26.95
1980/09/12	27.80
1980/09/13	38.00
1980/09/14	47.00
1980/09/15	51.00
1980/09/16	39.80
1980/09/17	41.60
1980/09/18	23.55
1980/09/19	21.00
1980/09/20	17.50
1980/09/21	20.30
1980/09/22	17.50
1980/09/23	15.40
1980/09/24	17.50
1980/09/25	18.90
1980/09/26	18.90
1980/09/27	18.90
1980/09/28	18.20
1980/09/29	16.10
1980/09/30	13.50
1980/10/01	12.50
1980/10/02	11.00
1980/10/03	10.50
1980/10/04	9.50
1980/10/05	8.60
1980/10/06	7.80
1980/10/07	7.80
1980/10/08	7.80
1980/10/09	6.60
1980/10/10	6.60
1980/10/11	6.20
1980/10/12	1.85
1980/10/13	2.21
1980/10/14	3.70
1980/10/15	4.20
1980/10/16	4.20
1980/10/17	3.90
1980/10/18	4.00
1980/10/19	5.50
1980/10/20	5.00
1980/10/21	4.20
1980/10/22	3.18
1980/10/23	2.56
1980/10/24	1.80
1980/10/25	1.55
1980/10/26	4.20
1980/10/27	5.75
1980/10/28	4.75
1980/10/29	4.40
1980/10/30	5.00
1980/10/31	4.40
1980/11/01	4.40
1980/11/02	4.40
1980/11/03	4.10
1980/11/04	4.50
1980/11/05	3.90
1980/11/06	3.70
1980/11/07	3.90
1980/11/08	3.70
1980/11/09	4.40
1980/11/10	3.60
1980/11/11	3.18
1980/11/12	3.42
1980/11/13	3.50
1980/11/14	3.26
1980/11/15	3.26
1980/11/16	3.02
1980/11/17	2.94
1980/11/18	2.70
1980/11/19	2.94
1980/11/20	2.94
1980/11/21	2.42
1980/11/22	2.86
1980/11/23	2.28
1980/11/24	2.21
1980/11/25	2.63
1980/11/26	2.56
1980/11/27	2.07
1980/11/28	2.78
1980/11/29	2.78
1980/11/30	2.70
1980/12/01	2.28
1980/12/02	1.90
1980/12/03	1.60
1980/12/04	1.20
1980/12/05	1.45
1980/12/06	1.40
1980/12/07	1.30
1980/12/08	1.30
1980/12/09	1.25
1980/12/10	1.25
1980/12/11	1.30
1980/12/12	1.30
1980/12/13	2.42
1980/12/14	1.95
1980/12/15	1.95
1980/12/16	1.90
1980/12/17	1.80
1980/12/18	1.50
1980/12/19	1.35
1980/12/20	0.80
1980/12/21	0.85
1980/12/22	0.75
1980/12/23	0.70
1980/12/24	0.65
1980/12/25	1.05
1980/12/26	0.90
1980/12/27	0.55
1980/12/28	0.41
1980/12/29	0.35
1980/12/30	0.80
1980/12/31	0.60
#===========================================
# Number of observations = 275 / 366
# Average = 10.33