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	0.34
1980/04/02	0.34
1980/04/03	0.34
1980/04/04	0.44
1980/04/05	0.64
1980/04/06	0.44
1980/04/07	0.40
1980/04/08	0.36
1980/04/09	0.36
1980/04/10	0.38
1980/04/11	0.40
1980/04/12	0.38
1980/04/13	0.36
1980/04/14	1.02
1980/04/15	0.52
1980/04/16	0.46
1980/04/17	0.40
1980/04/18	0.38
1980/04/19	0.38
1980/04/20	0.36
1980/04/21	0.34
1980/04/22	0.40
1980/04/23	0.38
1980/04/24	0.34
1980/04/25	0.32
1980/04/26	0.30
1980/04/27	0.30
1980/04/28	0.58
1980/04/29	0.54
1980/04/30	1.02
1980/05/01	0.54
1980/05/02	0.38
1980/05/03	0.38
1980/05/04	0.38
1980/05/05	0.38
1980/05/06	0.34
1980/05/07	0.36
1980/05/08	0.34
1980/05/09	0.40
1980/05/10	0.34
1980/05/11	0.32
1980/05/12	0.38
1980/05/13	0.44
1980/05/14	0.44
1980/05/15	0.46
1980/05/16	0.44
1980/05/17	0.42
1980/05/18	0.44
1980/05/19	0.40
1980/05/20	0.38
1980/05/21	0.38
1980/05/22	1.80
1980/05/23	1.32
1980/05/24	0.60
1980/05/25	0.44
1980/05/26	0.40
1980/05/27	0.40
1980/05/28	0.76
1980/05/29	2.95
1980/05/30	4.24
1980/05/31	1.29
1980/06/01	1.20
1980/06/02	0.72
1980/06/03	0.54
1980/06/04	0.82
1980/06/05	14.96
1980/06/06	4.38
1980/06/07	1.65
1980/06/08	2.90
1980/06/09	1.08
1980/06/10	0.76
1980/06/11	12.43
1980/06/12	3.15
1980/06/13	13.53
1980/06/14	3.92
1980/06/15	18.52
1980/06/16	17.48
1980/06/17	10.60
1980/06/18	7.83
1980/06/19	4.04
1980/06/20	2.50
1980/06/21	2.15
1980/06/22	4.17
1980/06/23	2.45
1980/06/24	1.47
1980/06/25	12.32
1980/06/26	7.74
1980/06/27	2.85
1980/06/28	3.00
1980/06/29	1.60
1980/06/30	1.60
1980/07/01	1.05
1980/07/02	0.88
1980/07/03	0.78
1980/07/04	0.72
1980/07/05	5.98
1980/07/06	52.10
1980/07/07	4.52
1980/07/08	2.80
1980/07/09	1.70
1980/07/10	1.29
1980/07/11	1.50
1980/07/12	1.17
1980/07/13	0.88
1980/07/14	0.88
1980/07/15	0.88
1980/07/16	0.76
1980/07/17	0.70
1980/07/18	0.64
1980/07/19	0.58
1980/07/20	0.56
1980/07/21	0.82
1980/07/22	1.17
1980/07/23	1.41
1980/07/24	1.50
1980/07/25	0.99
1980/07/26	0.78
1980/07/27	0.72
1980/07/28	0.72
1980/07/29	0.88
1980/07/30	0.70
1980/07/31	0.58
1980/08/01	0.50
1980/08/02	0.44
1980/08/03	0.74
1980/08/04	0.54
1980/08/05	0.44
1980/08/06	0.46
1980/08/07	0.62
1980/08/08	0.72
1980/08/09	0.60
1980/08/10	0.72
1980/08/11	0.52
1980/08/12	0.44
1980/08/13	0.38
1980/08/14	3.74
1980/08/15	1.41
1980/08/16	1.17
1980/08/17	2.25
1980/08/18	1.14
1980/08/19	0.72
1980/08/20	0.54
1980/08/21	0.46
1980/08/22	0.40
1980/08/23	0.44
1980/08/24	1.32
1980/08/25	11.22
1980/08/26	8.37
1980/08/27	6.84
1980/08/28	4.59
1980/08/29	2.15
1980/08/30	3.80
1980/08/31	6.75
1980/09/01	7.02
1980/09/02	3.92
1980/09/03	3.20
1980/09/04	4.04
1980/09/05	2.70
1980/09/06	2.60
1980/09/07	12.21
1980/09/08	4.38
1980/09/09	2.65
1980/09/10	2.20
1980/09/11	3.50
1980/09/12	40.84
1980/09/13	13.53
1980/09/14	5.29
1980/09/15	9.90
1980/09/16	24.85
1980/09/17	10.90
1980/09/18	21.82
1980/09/19	61.79
1980/09/20	41.20
1980/09/21	19.44
1980/09/22	9.50
1980/09/23	9.60
1980/09/24	12.98
1980/09/25	15.79
1980/09/26	10.30
1980/09/27	14.30
1980/09/28	17.48
1980/09/29	30.10
1980/09/30	30.55
1980/10/01	37.96
1980/10/02	59.12
1980/10/03	62.71
1980/10/04	104.50
1980/10/05	49.10
1980/10/06	13.20
1980/10/07	15.66
1980/10/08	65.47
1980/10/09	38.50
1980/10/10	28.60
1980/10/11	18.52
1980/10/12	9.60
1980/10/13	7.38
1980/10/14	6.22
1980/10/15	7.47
1980/10/16	8.10
1980/10/17	6.06
1980/10/18	14.30
1980/10/19	14.74
1980/10/20	8.10
1980/10/21	5.90
1980/10/22	4.66
1980/10/23	5.66
1980/10/24	11.33
1980/10/25	12.76
1980/10/26	14.63
1980/10/27	30.70
1980/10/28	6.93
1980/10/29	5.22
1980/10/30	4.45
1980/10/31	4.45
1980/11/01	4.66
1980/11/02	4.66
1980/11/03	3.92
1980/11/04	3.45
1980/11/05	3.30
1980/11/06	3.15
1980/11/07	3.05
1980/11/08	3.00
1980/11/09	3.45
1980/11/10	3.30
1980/11/11	2.90
1980/11/12	2.50
1980/11/13	2.35
1980/11/14	2.25
1980/11/15	2.25
1980/11/16	2.10
1980/11/17	2.00
1980/11/18	1.85
1980/11/19	1.75
1980/11/20	1.90
1980/11/21	1.80
1980/11/22	2.10
1980/11/23	2.00
1980/11/24	2.00
1980/11/25	2.15
1980/11/26	1.95
1980/11/27	1.80
1980/11/28	1.80
1980/11/29	1.70
1980/11/30	1.65
1980/12/01	1.65
1980/12/02	1.55
1980/12/03	1.47
1980/12/04	1.44
1980/12/05	1.41
1980/12/06	1.35
1980/12/07	1.23
1980/12/08	1.17
1980/12/09	1.14
1980/12/10	1.11
1980/12/11	1.11
1980/12/12	1.08
1980/12/13	1.08
1980/12/14	1.08
1980/12/15	1.05
1980/12/16	1.02
1980/12/17	0.99
1980/12/18	0.99
1980/12/19	0.96
1980/12/20	0.93
1980/12/21	0.90
1980/12/22	0.88
1980/12/23	0.86
1980/12/24	0.88
1980/12/25	0.86
1980/12/26	0.86
1980/12/27	0.86
1980/12/28	0.86
1980/12/29	0.86
1980/12/30	0.84
1980/12/31	0.84
#===========================================
# Number of observations = 275 / 366
# Average = 5.80