1982/01/01	15.00
1982/01/02	15.00
1982/01/03	15.00
1982/01/04	12.50
1982/01/05	6.70
1982/01/06	4.00
1982/01/07	3.40
1982/01/08	2.40
1982/01/09	2.40
1982/01/10	2.40
1982/01/11	2.40
1982/01/12	1.60
1982/01/13	1.50
1982/01/14	1.50
1982/01/15	1.50
1982/01/16	1.50
1982/01/17	1.50
1982/01/18	2.50
1982/01/19	5.05
1982/01/20	8.00
1982/01/21	7.80
1982/01/22	7.60
1982/01/23	7.60
1982/01/24	7.60
1982/01/25	7.40
1982/01/26	6.70
1982/01/27	5.95
1982/01/28	3.80
1982/01/29	1.50
1982/01/30	1.40
1982/01/31	1.30
1982/02/01	1.30
1982/02/02	1.80
1982/02/03	1.80
1982/02/04	1.80
1982/02/05	1.70
1982/02/06	1.70
1982/02/07	1.70
1982/02/08	1.60
1982/02/09	1.60
1982/02/10	1.60
1982/02/11	1.60
1982/02/12	1.60
1982/02/13	1.60
1982/02/14	1.60
1982/02/15	1.60
1982/02/16	1.60
1982/02/17	1.60
1982/02/18	1.50
1982/02/19	1.40
1982/02/20	1.30
1982/02/21	1.30
1982/02/22	1.30
1982/02/23	1.30
1982/02/24	1.30
1982/02/25	1.30
1982/02/26	1.30
1982/02/27	1.30
1982/02/28	1.30
1982/03/01	1.30
1982/03/02	1.30
1982/03/03	1.10
1982/03/04	1.20
1982/03/05	1.10
1982/03/06	1.00
1982/03/07	0.99
1982/03/08	0.97
1982/03/09	0.99
1982/03/10	0.99
1982/03/11	0.99
1982/03/12	0.97
1982/03/13	0.97
1982/03/14	0.99
1982/03/15	0.99
1982/03/16	0.97
1982/03/17	0.97
1982/03/18	0.97
1982/03/19	0.97
1982/03/20	0.97
1982/03/21	0.97
1982/03/22	0.99
1982/03/23	0.99
1982/03/24	0.99
1982/03/25	0.97
1982/03/26	0.99
1982/03/27	1.00
1982/03/28	1.10
1982/03/29	1.00
1982/03/30	1.00
1982/03/31	1.10
1982/04/01	0.30
1982/04/02	0.30
1982/04/03	0.30
1982/04/04	0.27
1982/04/05	0.48
1982/04/06	0.30
1982/04/07	1.62
1982/04/08	0.42
1982/04/09	0.48
1982/04/10	0.48
1982/04/11	0.98
1982/04/12	0.48
1982/04/13	0.42
1982/04/14	0.36
1982/04/15	0.42
1982/04/16	0.66
1982/04/17	0.90
1982/04/18	0.72
1982/04/19	3.90
1982/04/20	1.46
1982/04/21	1.62
1982/04/22	1.96
1982/04/23	1.14
1982/04/24	0.72
1982/04/25	0.42
1982/04/26	0.36
1982/04/27	0.30
1982/04/28	0.30
1982/04/29	0.27
1982/04/30	0.27
1982/05/01	0.27
1982/05/02	0.24
1982/05/03	0.21
1982/05/04	0.21
1982/05/05	3.75
1982/05/06	5.90
1982/05/07	4.90
1982/05/08	3.45
1982/05/09	3.30
1982/05/10	3.45
1982/05/11	1.96
1982/05/12	1.62
1982/05/13	2.09
1982/05/14	5.10
1982/05/15	8.30
1982/05/16	11.50
1982/05/17	13.80
1982/05/18	15.90
1982/05/19	12.75
1982/05/20	11.25
1982/05/21	9.75
1982/05/22	9.25
1982/05/23	11.00
1982/05/24	8.75
1982/05/25	8.10
1982/05/26	7.50
1982/05/27	10.75
1982/05/28	16.50
1982/05/29	17.70
1982/05/30	17.40
1982/05/31	26.15
1982/06/01	49.00
1982/06/02	38.80
1982/06/03	20.55
1982/06/04	17.10
1982/06/05	18.90
1982/06/06	18.90
1982/06/07	40.00
1982/06/08	37.60
1982/06/09	47.00
1982/06/10	26.50
1982/06/11	19.50
1982/06/12	28.25
1982/06/13	32.00
1982/06/14	36.00
1982/06/15	20.90
1982/06/16	19.50
1982/06/17	16.50
1982/06/18	16.20
1982/06/19	14.40
1982/06/20	18.30
1982/06/21	17.10
1982/06/22	11.75
1982/06/23	8.50
1982/06/24	6.50
1982/06/25	3.60
1982/06/26	4.05
1982/06/27	3.30
1982/06/28	1.62
1982/06/29	1.14
1982/06/30	1.62
1982/07/01	1.14
1982/07/02	0.54
1982/07/03	0.72
1982/07/04	0.66
1982/07/05	0.66
1982/07/06	2.22
1982/07/07	0.90
1982/07/08	0.84
1982/07/09	1.70
1982/07/10	4.05
1982/07/11	8.75
1982/07/12	4.35
1982/07/13	1.62
1982/07/14	0.98
1982/07/15	0.54
1982/07/16	0.72
1982/07/17	0.72
1982/07/18	0.54
1982/07/19	4.70
1982/07/20	7.10
1982/07/21	8.30
1982/07/22	3.60
1982/07/23	1.06
1982/07/24	0.98
1982/07/25	0.72
1982/07/26	0.72
1982/07/27	0.54
1982/07/28	0.30
1982/07/29	0.48
1982/07/30	0.48
1982/07/31	0.48
1982/08/01	0.48
1982/08/02	0.48
1982/08/03	0.48
1982/08/04	0.54
1982/08/05	1.54
1982/08/06	2.87
1982/08/07	0.78
1982/08/08	0.54
1982/08/09	0.36
1982/08/10	0.36
1982/08/11	0.36
1982/08/12	1.38
1982/08/13	5.10
1982/08/14	7.50
1982/08/15	5.50
1982/08/16	8.50
1982/08/17	19.50
1982/08/18	28.95
1982/08/19	21.95
1982/08/20	13.50
1982/08/21	8.30
1982/08/22	8.10
1982/08/23	7.30
1982/08/24	7.30
1982/08/25	12.75
1982/08/26	9.00
1982/08/27	12.75
1982/08/28	13.50
1982/08/29	7.50
1982/08/30	4.90
1982/08/31	3.00
1982/09/01	2.35
1982/09/02	2.35
1982/09/03	3.75
1982/09/04	7.50
1982/09/05	25.45
1982/09/06	16.80
1982/09/07	10.25
1982/09/08	18.30
1982/09/09	23.35
1982/09/10	92.07
1982/09/11	73.00
1982/09/12	53.50
1982/09/13	37.20
1982/09/14	23.70
1982/09/15	12.00
1982/09/16	8.10
1982/09/17	8.50
1982/09/18	18.30
1982/09/19	17.40
1982/09/20	27.90
1982/09/21	23.00
1982/09/22	54.50
1982/09/23	70.80
1982/09/24	70.07
1982/09/25	70.07
1982/09/26	62.00
1982/09/27	89.13
1982/09/28	86.20
1982/09/29	65.67
1982/09/30	52.50
1982/10/01	48.50
1982/10/02	54.00
1982/10/03	62.00
1982/10/04	51.00
1982/10/05	38.80
1982/10/06	36.40
1982/10/07	35.60
1982/10/08	30.40
1982/10/09	26.15
1982/10/10	26.50
1982/10/11	23.00
1982/10/12	46.50
1982/10/13	75.20
1982/10/14	49.00
1982/10/15	29.30
1982/10/16	20.20
1982/10/17	17.10
1982/10/18	15.30
1982/10/19	13.50
1982/10/20	13.00
1982/10/21	12.00
1982/10/22	12.00
1982/10/23	13.00
1982/10/24	11.50
1982/10/25	20.55
1982/10/26	17.40
1982/10/27	17.40
1982/10/28	15.00
1982/10/29	13.00
1982/10/30	13.00
1982/10/31	12.00
1982/11/01	10.25
1982/11/02	7.50
1982/11/03	9.75
1982/11/04	14.70
1982/11/05	17.10
1982/11/06	10.25
1982/11/07	10.50
1982/11/08	11.00
1982/11/09	12.75
1982/11/10	20.55
1982/11/11	20.55
1982/11/12	19.85
1982/11/13	18.60
1982/11/14	19.20
1982/11/15	19.85
1982/11/16	18.90
1982/11/17	19.85
1982/11/18	20.55
1982/11/19	20.55
1982/11/20	20.55
1982/11/21	20.55
1982/11/22	20.20
1982/11/23	20.90
1982/11/24	21.60
1982/11/25	26.85
1982/11/26	23.00
1982/11/27	22.30
1982/11/28	21.95
1982/11/29	20.90
1982/11/30	20.20
1982/12/01	19.85
1982/12/02	19.50
1982/12/03	19.20
1982/12/04	19.50
1982/12/05	19.50
1982/12/06	19.50
1982/12/07	18.90
1982/12/08	18.60
1982/12/09	18.30
1982/12/10	18.00
1982/12/11	16.80
1982/12/12	16.80
1982/12/13	16.20
1982/12/14	16.20
1982/12/15	11.00
1982/12/16	8.10
1982/12/17	7.50
1982/12/18	7.50
1982/12/19	7.30
1982/12/20	8.30
1982/12/21	14.10
1982/12/22	15.30
1982/12/23	15.90
1982/12/24	15.90
1982/12/25	15.30
1982/12/26	15.30
1982/12/27	15.00
1982/12/28	15.30
1982/12/29	15.30
1982/12/30	15.30
1982/12/31	15.30
#===========================================
# Number of observations = 365 / 365
# Average = 12.04