1982/01/01	3.90
1982/01/02	3.80
1982/01/03	3.80
1982/01/04	3.70
1982/01/05	3.60
1982/01/06	3.60
1982/01/07	3.50
1982/01/08	3.40
1982/01/09	3.30
1982/01/10	3.30
1982/01/11	3.20
1982/01/12	3.10
1982/01/13	3.00
1982/01/14	3.00
1982/01/15	2.90
1982/01/16	2.70
1982/01/17	2.20
1982/01/18	2.30
1982/01/19	2.40
1982/01/20	2.20
1982/01/21	2.30
1982/01/22	2.10
1982/01/23	1.84
1982/01/24	2.20
1982/01/25	2.30
1982/01/26	2.30
1982/01/27	2.10
1982/01/28	2.00
1982/01/29	2.00
1982/01/30	1.84
1982/01/31	1.68
1982/02/01	1.84
1982/02/02	1.84
1982/02/03	1.84
1982/02/04	1.52
1982/02/05	1.68
1982/02/06	1.52
1982/02/07	1.52
1982/02/08	1.68
1982/02/09	1.36
1982/02/10	1.04
1982/02/11	0.88
1982/02/12	1.04
1982/02/13	1.04
1982/02/14	0.88
1982/02/15	0.88
1982/02/16	1.04
1982/02/17	0.88
1982/02/18	0.88
1982/02/19	0.88
1982/02/20	0.88
1982/02/21	0.88
1982/02/22	0.88
1982/02/23	0.72
1982/02/24	0.72
1982/02/25	0.56
1982/02/26	0.56
1982/02/27	0.56
1982/02/28	0.56
1982/03/01	0.56
1982/03/02	0.40
1982/03/03	0.40
1982/03/04	0.38
1982/03/05	0.38
1982/03/06	0.36
1982/03/07	0.34
1982/03/08	0.34
1982/03/09	0.36
1982/03/10	0.36
1982/03/11	0.34
1982/03/12	0.32
1982/03/13	0.32
1982/03/14	0.32
1982/03/15	0.32
1982/03/16	0.30
1982/03/17	0.28
1982/03/18	0.32
1982/03/19	0.34
1982/03/20	0.32
1982/03/21	0.34
1982/03/22	0.34
1982/03/23	0.34
1982/03/24	0.34
1982/03/25	0.32
1982/03/26	0.32
1982/03/27	0.32
1982/03/28	0.30
1982/03/29	0.32
1982/03/30	0.32
1982/03/31	0.34
1982/04/01	0.36
1982/04/02	0.34
1982/04/03	0.32
1982/04/04	0.32
1982/04/05	0.52
1982/04/06	0.48
1982/04/07	0.36
1982/04/08	0.36
1982/04/09	0.38
1982/04/10	0.38
1982/04/11	0.38
1982/04/12	0.36
1982/04/13	0.36
1982/04/14	0.44
1982/04/15	0.42
1982/04/16	0.36
1982/04/17	0.34
1982/04/18	0.36
1982/04/19	0.42
1982/04/20	0.50
1982/04/21	1.20
1982/04/22	1.02
1982/04/23	0.58
1982/04/24	0.50
1982/04/25	0.44
1982/04/26	0.40
1982/04/27	0.38
1982/04/28	0.36
1982/04/29	0.36
1982/04/30	0.34
1982/05/01	0.34
1982/05/02	0.30
1982/05/03	0.28
1982/05/04	0.28
1982/05/05	0.36
1982/05/06	0.36
1982/05/07	0.32
1982/05/08	0.34
1982/05/09	0.32
1982/05/10	0.34
1982/05/11	0.30
1982/05/12	0.28
1982/05/13	0.26
1982/05/14	0.28
1982/05/15	0.28
1982/05/16	0.30
1982/05/17	0.30
1982/05/18	0.36
1982/05/19	0.38
1982/05/20	0.50
1982/05/21	0.60
1982/05/22	0.56
1982/05/23	0.58
1982/05/24	0.60
1982/05/25	0.58
1982/05/26	0.58
1982/05/27	0.60
1982/05/28	0.58
1982/05/29	0.58
1982/05/30	0.56
1982/05/31	0.58
1982/06/01	0.58
1982/06/02	0.54
1982/06/03	0.54
1982/06/04	0.66
1982/06/05	0.58
1982/06/06	0.54
1982/06/07	0.58
1982/06/08	2.70
1982/06/09	5.20
1982/06/10	7.60
1982/06/11	7.20
1982/06/12	4.87
1982/06/13	3.83
1982/06/14	2.80
1982/06/15	2.18
1982/06/16	1.65
1982/06/17	1.28
1982/06/18	1.02
1982/06/19	0.84
1982/06/20	0.66
1982/06/21	0.56
1982/06/22	0.50
1982/06/23	0.46
1982/06/24	0.44
1982/06/25	0.38
1982/06/26	0.38
1982/06/27	0.36
1982/06/28	0.38
1982/06/29	0.36
1982/06/30	0.34
1982/07/01	0.34
1982/07/02	0.36
1982/07/03	0.40
1982/07/04	0.42
1982/07/05	0.40
1982/07/06	0.36
1982/07/07	0.34
1982/07/08	0.34
1982/07/09	0.52
1982/07/10	0.66
1982/07/11	1.35
1982/07/12	2.18
1982/07/13	2.40
1982/07/14	1.80
1982/07/15	1.43
1982/07/16	1.08
1982/07/17	0.78
1982/07/18	0.66
1982/07/19	0.58
1982/07/20	0.54
1982/07/21	0.52
1982/07/22	0.50
1982/07/23	0.50
1982/07/24	0.48
1982/07/25	0.60
1982/07/26	0.66
1982/07/27	0.56
1982/07/28	0.50
1982/07/29	0.46
1982/07/30	0.42
1982/07/31	0.40
1982/08/01	0.46
1982/08/02	0.44
1982/08/03	0.44
1982/08/04	0.44
1982/08/05	0.52
1982/08/06	0.52
1982/08/07	1.20
1982/08/08	2.90
1982/08/09	3.60
1982/08/10	2.80
1982/08/11	2.10
1982/08/12	1.80
1982/08/13	1.50
1982/08/14	1.35
1982/08/15	1.08
1982/08/16	1.14
1982/08/17	1.20
1982/08/18	1.35
1982/08/19	1.28
1982/08/20	1.58
1982/08/21	1.65
1982/08/22	1.43
1982/08/23	1.35
1982/08/24	2.03
1982/08/25	3.30
1982/08/26	4.22
1982/08/27	6.00
1982/08/28	5.40
1982/08/29	4.35
1982/08/30	3.50
1982/08/31	2.90
1982/09/01	2.48
1982/09/02	2.18
1982/09/03	2.18
1982/09/04	2.03
1982/09/05	2.40
1982/09/06	4.22
1982/09/07	6.40
1982/09/08	12.10
1982/09/09	19.52
1982/09/10	23.06
1982/09/11	24.74
1982/09/12	24.32
1982/09/13	19.14
1982/09/14	14.85
1982/09/15	11.80
1982/09/16	10.75
1982/09/17	10.00
1982/09/18	10.00
1982/09/19	9.75
1982/09/20	10.00
1982/09/21	11.25
1982/09/22	11.50
1982/09/23	13.00
1982/09/24	14.20
1982/09/25	15.55
1982/09/26	14.20
1982/09/27	15.90
1982/09/28	16.60
1982/09/29	14.85
1982/09/30	14.85
1982/10/01	12.70
1982/10/02	15.55
1982/10/03	23.48
1982/10/04	30.05
1982/10/05	31.00
1982/10/06	23.90
1982/10/07	18.00
1982/10/08	13.90
1982/10/09	11.00
1982/10/10	9.50
1982/10/11	10.75
1982/10/12	19.14
1982/10/13	31.00
1982/10/14	36.05
1982/10/15	35.50
1982/10/16	36.05
1982/10/17	29.15
1982/10/18	21.80
1982/10/19	15.90
1982/10/20	14.20
1982/10/21	13.30
1982/10/22	13.60
1982/10/23	12.10
1982/10/24	11.00
1982/10/25	15.90
1982/10/26	21.42
1982/10/27	38.80
1982/10/28	31.50
1982/10/29	24.74
1982/10/30	19.14
1982/10/31	14.85
1982/11/01	12.10
1982/11/02	9.50
1982/11/03	8.00
1982/11/04	6.80
1982/11/05	6.00
1982/11/06	5.00
1982/11/07	4.61
1982/11/08	3.83
1982/11/09	3.50
1982/11/10	3.50
1982/11/11	3.50
1982/11/12	3.40
1982/11/13	3.10
1982/11/14	3.20
1982/11/15	3.30
1982/11/16	3.30
1982/11/17	3.00
1982/11/18	3.00
1982/11/19	2.80
1982/11/20	2.80
1982/11/21	2.63
1982/11/22	2.48
1982/11/23	2.18
1982/11/24	2.03
1982/11/25	2.03
1982/11/26	1.88
1982/11/27	1.65
1982/11/28	1.50
1982/11/29	1.43
1982/11/30	1.50
1982/12/01	1.58
1982/12/02	2.80
1982/12/03	2.80
1982/12/04	2.25
1982/12/05	1.88
1982/12/06	1.65
1982/12/07	1.50
1982/12/08	1.35
1982/12/09	1.20
1982/12/10	1.14
1982/12/11	1.02
1982/12/12	0.96
1982/12/13	0.90
1982/12/14	0.90
1982/12/15	0.84
1982/12/16	0.84
1982/12/17	0.78
1982/12/18	0.72
1982/12/19	0.66
1982/12/20	0.60
1982/12/21	0.58
1982/12/22	0.58
1982/12/23	0.58
1982/12/24	0.56
1982/12/25	0.56
1982/12/26	0.54
1982/12/27	0.54
1982/12/28	0.52
1982/12/29	0.50
1982/12/30	0.50
1982/12/31	0.50
#===========================================
# Number of observations = 365 / 365
# Average = 3.98