1982/01/01	17.50
1982/01/02	17.50
1982/01/03	17.50
1982/01/04	17.50
1982/01/05	16.80
1982/01/06	16.80
1982/01/07	16.80
1982/01/08	16.10
1982/01/09	16.10
1982/01/10	16.10
1982/01/11	15.40
1982/01/12	15.40
1982/01/13	15.40
1982/01/14	15.40
1982/01/15	14.70
1982/01/16	14.70
1982/01/17	14.70
1982/01/18	14.70
1982/01/19	14.70
1982/01/20	14.70
1982/01/21	14.70
1982/01/22	14.70
1982/01/23	14.00
1982/01/24	14.00
1982/01/25	14.00
1982/01/26	13.30
1982/01/27	13.30
1982/01/28	13.30
1982/01/29	12.60
1982/01/30	12.60
1982/01/31	11.90
1982/02/01	16.80
1982/02/02	16.80
1982/02/03	16.10
1982/02/04	16.10
1982/02/05	16.10
1982/02/06	16.10
1982/02/07	15.40
1982/02/08	15.40
1982/02/09	15.40
1982/02/10	14.70
1982/02/11	14.70
1982/02/12	14.00
1982/02/13	14.70
1982/02/14	14.70
1982/02/15	14.70
1982/02/16	14.70
1982/02/17	14.00
1982/02/18	14.00
1982/02/19	14.00
1982/02/20	13.30
1982/02/21	13.30
1982/02/22	12.60
1982/02/23	12.60
1982/02/24	12.60
1982/02/25	12.60
1982/02/26	12.60
1982/02/27	11.90
1982/02/28	11.90
1982/03/01	11.90
1982/03/02	11.90
1982/03/03	11.90
1982/03/04	11.90
1982/03/05	11.20
1982/03/06	11.20
1982/03/07	11.20
1982/03/08	10.50
1982/03/09	10.50
1982/03/10	10.50
1982/03/11	10.50
1982/03/12	10.50
1982/03/13	10.50
1982/03/14	10.50
1982/03/15	9.80
1982/03/16	9.80
1982/03/17	9.80
1982/03/18	9.80
1982/03/19	9.10
1982/03/20	9.10
1982/03/21	9.10
1982/03/22	9.10
1982/03/23	9.10
1982/03/24	9.10
1982/03/25	9.10
1982/03/26	8.40
1982/03/27	11.20
1982/03/28	11.90
1982/03/29	14.00
1982/03/30	11.20
1982/03/31	13.30
1982/04/01	13.30
1982/04/02	11.90
1982/04/03	10.50
1982/04/04	9.10
1982/04/05	11.20
1982/04/06	12.60
1982/04/07	11.20
1982/04/08	9.80
1982/04/09	27.18
1982/04/10	24.85
1982/04/11	14.00
1982/04/12	11.90
1982/04/13	9.80
1982/04/14	9.10
1982/04/15	11.20
1982/04/16	26.40
1982/04/17	27.18
1982/04/18	24.85
1982/04/19	32.80
1982/04/20	20.97
1982/04/21	17.10
1982/04/22	15.55
1982/04/23	15.55
1982/04/24	12.60
1982/04/25	10.50
1982/04/26	9.10
1982/04/27	9.10
1982/04/28	8.40
1982/04/29	7.70
1982/04/30	7.70
1982/05/01	7.70
1982/05/02	11.20
1982/05/03	9.10
1982/05/04	7.70
1982/05/05	14.00
1982/05/06	25.63
1982/05/07	24.08
1982/05/08	14.77
1982/05/09	11.20
1982/05/10	9.80
1982/05/11	9.10
1982/05/12	7.70
1982/05/13	7.70
1982/05/14	7.00
1982/05/15	7.00
1982/05/16	7.70
1982/05/17	11.20
1982/05/18	9.80
1982/05/19	8.40
1982/05/20	9.10
1982/05/21	7.70
1982/05/22	11.90
1982/05/23	14.00
1982/05/24	13.30
1982/05/25	10.50
1982/05/26	11.20
1982/05/27	17.10
1982/05/28	14.77
1982/05/29	22.52
1982/05/30	20.20
1982/05/31	19.42
1982/06/01	17.87
1982/06/02	18.65
1982/06/03	15.55
1982/06/04	18.65
1982/06/05	17.10
1982/06/06	17.10
1982/06/07	29.50
1982/06/08	31.97
1982/06/09	83.75
1982/06/10	64.25
1982/06/11	46.25
1982/06/12	35.28
1982/06/13	35.28
1982/06/14	36.10
1982/06/15	36.10
1982/06/16	30.32
1982/06/17	26.40
1982/06/18	23.30
1982/06/19	20.97
1982/06/20	20.20
1982/06/21	19.42
1982/06/22	17.87
1982/06/23	17.10
1982/06/24	17.10
1982/06/25	20.20
1982/06/26	23.30
1982/06/27	20.20
1982/06/28	18.65
1982/06/29	23.30
1982/06/30	20.20
1982/07/01	17.87
1982/07/02	17.87
1982/07/03	20.97
1982/07/04	22.52
1982/07/05	35.28
1982/07/06	104.00
1982/07/07	266.25
1982/07/08	215.00
1982/07/09	143.40
1982/07/10	161.25
1982/07/11	107.15
1982/07/12	86.75
1982/07/13	74.00
1982/07/14	121.85
1982/07/15	137.65
1982/07/16	186.00
1982/07/17	165.00
1982/07/18	175.20
1982/07/19	161.25
1982/07/20	134.20
1982/07/21	136.50
1982/07/22	216.60
1982/07/23	155.20
1982/07/24	146.85
1982/07/25	117.65
1982/07/26	98.88
1982/07/27	83.75
1982/07/28	73.03
1982/07/29	64.25
1982/07/30	58.70
1982/07/31	57.78
1982/08/01	59.63
1982/08/02	55.93
1982/08/03	52.38
1982/08/04	48.00
1982/08/05	55.93
1982/08/06	91.75
1982/08/07	89.75
1982/08/08	115.55
1982/08/09	135.35
1982/08/10	187.40
1982/08/11	186.00
1982/08/12	172.50
1982/08/13	146.85
1982/08/14	125.00
1982/08/15	177.90
1982/08/16	204.50
1982/08/17	209.00
1982/08/18	203.00
1982/08/19	186.00
1982/08/20	198.60
1982/08/21	271.50
1982/08/22	250.50
1982/08/23	188.80
1982/08/24	329.50
1982/08/25	327.60
1982/08/26	235.80
1982/08/27	188.80
1982/08/28	156.40
1982/08/29	129.60
1982/08/30	110.30
1982/08/31	96.83
1982/09/01	108.20
1982/09/02	136.50
1982/09/03	125.00
1982/09/04	136.50
1982/09/05	154.00
1982/09/06	285.80
1982/09/07	181.95
1982/09/08	154.00
1982/09/09	161.25
1982/09/10	388.40
1982/09/11	254.00
1982/09/12	183.30
1982/09/13	152.80
1982/09/14	125.00
1982/09/15	123.95
1982/09/16	108.20
1982/09/17	138.80
1982/09/18	125.00
1982/09/19	111.35
1982/09/20	98.88
1982/09/21	89.75
1982/09/22	88.75
1982/09/23	125.00
1982/09/24	143.40
1982/09/25	197.20
1982/09/26	333.30
1982/09/27	302.90
1982/09/28	564.80
1982/09/29	437.40
1982/09/30	409.40
1982/10/01	318.10
1982/10/02	261.00
1982/10/03	223.00
1982/10/04	215.00
1982/10/05	180.60
1982/10/06	154.00
1982/10/07	139.95
1982/10/08	139.95
1982/10/09	148.00
1982/10/10	135.35
1982/10/11	136.50
1982/10/12	120.80
1982/10/13	101.95
1982/10/14	95.80
1982/10/15	102.98
1982/10/16	84.75
1982/10/17	76.93
1982/10/18	71.07
1982/10/19	68.15
1982/10/20	65.22
1982/10/21	65.22
1982/10/22	61.48
1982/10/23	65.22
1982/10/24	57.78
1982/10/25	66.20
1982/10/26	63.33
1982/10/27	56.85
1982/10/28	56.85
1982/10/29	54.13
1982/10/30	51.50
1982/10/31	48.88
1982/11/01	47.12
1982/11/02	44.55
1982/11/03	43.70
1982/11/04	43.70
1982/11/05	42.00
1982/11/06	41.15
1982/11/07	40.30
1982/11/08	39.45
1982/11/09	37.75
1982/11/10	37.75
1982/11/11	36.93
1982/11/12	36.10
1982/11/13	35.28
1982/11/14	34.45
1982/11/15	36.93
1982/11/16	36.10
1982/11/17	33.63
1982/11/18	32.80
1982/11/19	31.97
1982/11/20	31.97
1982/11/21	31.15
1982/11/22	30.32
1982/11/23	29.50
1982/11/24	29.50
1982/11/25	27.95
1982/11/26	27.95
1982/11/27	27.95
1982/11/28	27.18
1982/11/29	27.18
1982/11/30	26.40
1982/12/01	26.40
1982/12/02	26.40
1982/12/03	25.63
1982/12/04	25.63
1982/12/05	24.85
1982/12/06	24.08
1982/12/07	24.08
1982/12/08	23.30
1982/12/09	23.30
1982/12/10	22.52
1982/12/11	22.52
1982/12/12	22.52
1982/12/13	21.75
1982/12/14	21.75
1982/12/15	21.75
1982/12/16	20.97
1982/12/17	20.97
1982/12/18	20.20
1982/12/19	20.20
1982/12/20	20.20
1982/12/21	20.20
1982/12/22	19.42
1982/12/23	19.42
1982/12/24	19.42
1982/12/25	19.42
1982/12/26	18.65
1982/12/27	18.65
1982/12/28	18.65
1982/12/29	17.87
1982/12/30	17.87
1982/12/31	17.87
#===========================================
# Number of observations = 365 / 365
# Average = 61.75