1968/01/01	25.00
1968/01/02	25.00
1968/01/03	25.00
1968/01/04	24.17
1968/01/05	24.17
1968/01/06	24.17
1968/01/07	24.17
1968/01/08	23.35
1968/01/09	23.35
1968/01/10	23.35
1968/01/11	22.53
1968/01/12	22.53
1968/01/13	22.53
1968/01/14	22.53
1968/01/15	22.53
1968/01/16	21.70
1968/01/17	21.70
1968/01/18	22.53
1968/01/19	23.35
1968/01/20	22.53
1968/01/21	21.70
1968/01/22	20.87
1968/01/23	20.05
1968/01/24	20.05
1968/01/25	19.22
1968/01/26	19.22
1968/01/27	18.40
1968/01/28	18.40
1968/01/29	18.40
1968/01/30	18.40
1968/01/31	18.40
1968/02/01	17.58
1968/02/02	17.58
1968/02/03	17.58
1968/02/04	17.58
1968/02/05	16.75
1968/02/06	16.75
1968/02/07	16.75
1968/02/08	16.75
1968/02/09	16.75
1968/02/10	16.75
1968/02/11	16.12
1968/02/12	16.12
1968/02/13	16.12
1968/02/14	16.12
1968/02/15	15.50
1968/02/16	15.50
1968/02/17	15.50
1968/02/18	15.50
1968/02/19	15.50
1968/02/20	14.88
1968/02/21	14.88
1968/02/22	14.88
1968/02/23	14.88
1968/02/24	14.25
1968/02/25	14.25
1968/02/26	14.25
1968/02/27	13.63
1968/02/28	13.63
1968/02/29	13.63
1968/03/01	13.00
1968/03/02	13.00
1968/03/03	13.00
1968/03/04	12.37
1968/03/05	12.37
1968/03/06	11.75
1968/03/07	11.75
1968/03/08	11.13
1968/03/09	12.37
1968/03/10	12.37
1968/03/11	15.50
1968/03/12	14.25
1968/03/13	13.63
1968/03/14	13.00
1968/03/15	13.00
1968/03/16	12.37
1968/03/17	12.37
1968/03/18	11.75
1968/03/19	11.75
1968/03/20	11.13
1968/03/21	11.13
1968/03/22	11.13
1968/03/23	10.50
1968/03/24	10.50
1968/03/25	10.50
1968/03/26	10.50
1968/03/27	10.50
1968/03/28	10.50
1968/03/29	10.00
1968/03/30	10.00
1968/03/31	10.00
1968/04/01	10.00
1968/04/02	10.00
1968/04/03	9.50
1968/04/04	9.50
1968/04/05	9.50
1968/04/06	9.50
1968/04/07	9.50
1968/04/08	9.00
1968/04/09	9.00
1968/04/10	9.00
1968/04/11	8.50
1968/04/12	8.50
1968/04/13	8.00
1968/04/14	8.00
1968/04/15	8.00
1968/04/16	8.00
1968/04/17	8.00
1968/04/18	8.00
1968/04/19	11.13
1968/04/20	11.13
1968/04/21	28.60
1968/04/22	17.58
1968/04/23	13.63
1968/04/24	12.37
1968/04/25	16.12
1968/04/26	31.30
1968/04/27	37.08
1968/04/28	24.17
1968/04/29	20.87
1968/04/30	28.60
1968/05/01	35.02
1968/05/02	43.23
1968/05/03	34.00
1968/05/04	33.10
1968/05/05	31.30
1968/05/06	25.90
1968/05/07	36.05
1968/05/08	46.60
1968/05/09	64.93
1968/05/10	56.00
1968/05/11	35.02
1968/05/12	24.17
1968/05/13	20.05
1968/05/14	24.17
1968/05/15	18.40
1968/05/16	14.25
1968/05/17	13.00
1968/05/18	13.00
1968/05/19	11.75
1968/05/20	11.75
1968/05/21	11.75
1968/05/22	12.37
1968/05/23	11.13
1968/05/24	10.50
1968/05/25	10.00
1968/05/26	10.00
1968/05/27	10.00
1968/05/28	9.50
1968/05/29	9.50
1968/05/30	9.50
1968/05/31	8.50
1968/06/01	8.50
1968/06/02	22.53
1968/06/03	50.13
1968/06/04	37.08
1968/06/05	36.05
1968/06/06	36.05
1968/06/07	35.02
1968/06/08	26.80
1968/06/09	23.35
1968/06/10	19.22
1968/06/11	16.75
1968/06/12	16.75
1968/06/13	16.75
1968/06/14	15.50
1968/06/15	14.25
1968/06/16	13.63
1968/06/17	14.25
1968/06/18	22.53
1968/06/19	25.00
1968/06/20	29.50
1968/06/21	24.17
1968/06/22	23.35
1968/06/23	20.87
1968/06/24	19.22
1968/06/25	17.58
1968/06/26	25.00
1968/06/27	22.53
1968/06/28	21.70
1968/06/29	18.40
1968/06/30	20.05
1968/07/01	31.30
1968/07/02	28.60
1968/07/03	25.00
1968/07/04	24.17
1968/07/05	25.90
1968/07/06	24.17
1968/07/07	25.00
1968/07/08	25.00
1968/07/09	27.70
1968/07/10	28.60
1968/07/11	25.90
1968/07/12	27.70
1968/07/13	25.90
1968/07/14	24.17
1968/07/15	23.35
1968/07/16	36.05
1968/07/17	41.17
1968/07/18	37.08
1968/07/19	35.02
1968/07/20	37.08
1968/07/21	35.02
1968/07/22	29.50
1968/07/23	30.40
1968/07/24	48.95
1968/07/25	42.20
1968/07/26	46.60
1968/07/27	50.13
1968/07/28	46.60
1968/07/29	38.10
1968/07/30	39.13
1968/07/31	39.13
1968/08/01	46.60
1968/08/02	47.77
1968/08/03	53.65
1968/08/04	64.93
1968/08/05	94.70
1968/08/06	91.65
1968/08/07	82.50
1968/08/08	90.12
1968/08/09	77.00
1968/08/10	62.38
1968/08/11	58.55
1968/08/12	61.10
1968/08/13	57.28
1968/08/14	58.55
1968/08/15	72.87
1968/08/16	82.50
1968/08/17	68.75
1968/08/18	67.47
1968/08/19	56.00
1968/08/20	72.87
1968/08/21	61.10
1968/08/22	59.82
1968/08/23	48.95
1968/08/24	44.25
1968/08/25	44.25
1968/08/26	44.25
1968/08/27	44.25
1968/08/28	45.43
1968/08/29	51.30
1968/08/30	45.43
1968/08/31	39.13
1968/09/01	36.05
1968/09/02	35.02
1968/09/03	34.00
1968/09/04	33.10
1968/09/05	32.20
1968/09/06	36.05
1968/09/07	36.05
1968/09/08	33.10
1968/09/09	33.10
1968/09/10	34.00
1968/09/11	32.20
1968/09/12	32.20
1968/09/13	42.20
1968/09/14	118.05
1968/09/15	132.25
1968/09/16	132.25
1968/09/17	82.50
1968/09/18	63.65
1968/09/19	61.10
1968/09/20	59.82
1968/09/21	52.48
1968/09/22	47.77
1968/09/23	44.25
1968/09/24	41.17
1968/09/25	37.08
1968/09/26	37.08
1968/09/27	35.02
1968/09/28	32.20
1968/09/29	32.20
1968/09/30	32.20
1968/10/01	57.28
1968/10/02	91.65
1968/10/03	159.25
1968/10/04	126.93
1968/10/05	102.78
1968/10/06	62.38
1968/10/07	51.30
1968/10/08	48.95
1968/10/09	50.13
1968/10/10	57.28
1968/10/11	72.87
1968/10/12	128.70
1968/10/13	104.45
1968/10/14	84.02
1968/10/15	77.00
1968/10/16	72.87
1968/10/17	68.75
1968/10/18	70.13
1968/10/19	68.75
1968/10/20	79.75
1968/10/21	61.10
1968/10/22	51.30
1968/10/23	47.77
1968/10/24	51.30
1968/10/25	48.95
1968/10/26	44.25
1968/10/27	42.20
1968/10/28	41.17
1968/10/29	39.13
1968/10/30	37.08
1968/10/31	35.02
1968/11/01	34.00
1968/11/02	34.00
1968/11/03	33.10
1968/11/04	31.30
1968/11/05	31.30
1968/11/06	30.40
1968/11/07	29.50
1968/11/08	28.60
1968/11/09	28.60
1968/11/10	37.08
1968/11/11	36.05
1968/11/12	33.10
1968/11/13	33.10
1968/11/14	32.20
1968/11/15	41.17
1968/11/16	37.08
1968/11/17	36.05
1968/11/18	35.02
1968/11/19	34.00
1968/11/20	32.20
1968/11/21	36.05
1968/11/22	32.20
1968/11/23	30.40
1968/11/24	29.50
1968/11/25	28.60
1968/11/26	27.70
1968/11/27	26.80
1968/11/28	25.90
1968/11/29	25.00
1968/11/30	25.00
1968/12/01	24.17
1968/12/02	24.17
1968/12/03	24.17
1968/12/04	23.35
1968/12/05	23.35
1968/12/06	22.53
1968/12/07	22.53
1968/12/08	21.70
1968/12/09	21.70
1968/12/10	20.87
1968/12/11	20.87
1968/12/12	20.87
1968/12/13	20.87
1968/12/14	20.87
1968/12/15	20.05
1968/12/16	20.05
1968/12/17	20.05
1968/12/18	20.05
1968/12/19	20.05
1968/12/20	19.22
1968/12/21	19.22
1968/12/22	19.22
1968/12/23	18.40
1968/12/24	18.40
1968/12/25	19.22
1968/12/26	18.40
1968/12/27	18.40
1968/12/28	18.40
1968/12/29	17.58
1968/12/30	17.58
1968/12/31	17.58
#===========================================
# Number of observations = 366 / 366
# Total = 11445.2
# Average = 31.27