1985/01/01	9.40
1985/01/02	9.40
1985/01/03	9.40
1985/01/04	9.40
1985/01/05	9.10
1985/01/06	9.10
1985/01/07	8.80
1985/01/08	8.50
1985/01/09	8.50
1985/01/10	7.90
1985/01/11	7.60
1985/01/12	7.30
1985/01/13	7.00
1985/01/14	6.70
1985/01/15	7.30
1985/01/16	7.00
1985/01/17	6.70
1985/01/18	6.70
1985/01/19	6.40
1985/01/20	6.40
1985/01/21	6.40
1985/01/22	6.10
1985/01/23	5.80
1985/01/24	5.50
1985/01/25	5.20
1985/01/26	5.20
1985/01/27	5.20
1985/01/28	5.20
1985/01/29	4.90
1985/01/30	4.90
1985/01/31	4.90
1985/02/01	4.60
1985/02/02	4.60
1985/02/03	4.30
1985/02/04	4.30
1985/02/05	4.00
1985/02/06	3.80
1985/02/07	3.80
1985/02/08	3.80
1985/02/09	3.80
1985/02/10	3.80
1985/02/11	3.60
1985/02/12	3.40
1985/02/13	3.20
1985/02/14	3.20
1985/02/15	3.20
1985/02/16	3.00
1985/02/17	2.80
1985/02/18	2.80
1985/02/19	2.80
1985/02/20	2.60
1985/02/21	2.60
1985/02/22	2.40
1985/02/23	2.20
1985/02/24	2.00
1985/02/25	2.00
1985/02/26	2.00
1985/02/27	2.00
1985/02/28	1.90
1985/03/01	1.90
1985/03/02	1.80
1985/03/03	1.80
1985/03/04	1.80
1985/03/05	1.70
1985/03/06	1.60
1985/03/07	1.60
1985/03/08	1.60
1985/03/09	1.60
1985/03/10	1.50
1985/03/11	1.50
1985/03/12	1.50
1985/03/13	1.40
1985/03/14	1.30
1985/03/15	1.30
1985/03/16	1.30
1985/03/17	1.20
1985/03/18	1.20
1985/03/19	1.20
1985/03/20	1.20
1985/03/21	1.20
1985/03/22	1.20
1985/03/23	1.20
1985/03/24	1.20
1985/03/25	1.20
1985/03/26	1.10
1985/03/27	1.10
1985/03/28	1.10
1985/03/29	1.10
1985/03/30	1.00
1985/03/31	1.00
1985/04/01	1.00
1985/04/02	1.00
1985/04/03	0.90
1985/04/04	0.90
1985/04/05	0.90
1985/04/06	0.90
1985/04/07	0.80
1985/04/08	0.80
1985/04/09	0.80
1985/04/10	0.80
1985/04/11	0.70
1985/04/12	0.70
1985/04/13	0.60
1985/04/14	0.50
1985/04/15	0.60
1985/04/16	0.60
1985/04/17	1.30
1985/04/18	3.90
1985/04/19	3.50
1985/04/20	3.10
1985/04/21	2.90
1985/04/22	4.30
1985/04/23	6.50
1985/04/24	4.75
1985/04/25	3.50
1985/04/26	3.30
1985/04/27	3.30
1985/04/28	8.05
1985/04/29	9.10
1985/04/30	6.00
1985/05/01	12.50
1985/05/02	21.50
1985/05/03	15.30
1985/05/04	10.50
1985/05/05	12.50
1985/05/06	9.80
1985/05/07	8.75
1985/05/08	14.10
1985/05/09	13.70
1985/05/10	12.10
1985/05/11	10.90
1985/05/12	10.50
1985/05/13	14.90
1985/05/14	14.10
1985/05/15	11.30
1985/05/16	9.45
1985/05/17	8.40
1985/05/18	7.00
1985/05/19	6.50
1985/05/20	6.00
1985/05/21	6.00
1985/05/22	5.25
1985/05/23	4.75
1985/05/24	4.75
1985/05/25	39.40
1985/05/26	55.40
1985/05/27	42.70
1985/05/28	60.20
1985/05/29	55.40
1985/05/30	152.70
1985/05/31	96.20
1985/06/01	76.20
1985/06/02	92.20
1985/06/03	85.80
1985/06/04	64.20
1985/06/05	58.60
1985/06/06	47.60
1985/06/07	36.15
1985/06/08	25.70
1985/06/09	19.50
1985/06/10	17.30
1985/06/11	15.70
1985/06/12	14.90
1985/06/13	14.10
1985/06/14	14.10
1985/06/15	15.70
1985/06/16	14.50
1985/06/17	13.30
1985/06/18	19.50
1985/06/19	23.50
1985/06/20	16.90
1985/06/21	18.10
1985/06/22	19.00
1985/06/23	22.00
1985/06/24	21.00
1985/06/25	19.50
1985/06/26	21.00
1985/06/27	21.00
1985/06/28	20.00
1985/06/29	18.10
1985/06/30	18.50
1985/07/01	19.50
1985/07/02	17.30
1985/07/03	18.10
1985/07/04	27.35
1985/07/05	23.00
1985/07/06	19.50
1985/07/07	16.10
1985/07/08	14.10
1985/07/09	12.50
1985/07/10	12.10
1985/07/11	11.70
1985/07/12	12.10
1985/07/13	14.10
1985/07/14	20.50
1985/07/15	61.80
1985/07/16	108.00
1985/07/17	126.00
1985/07/18	117.00
1985/07/19	97.00
1985/07/20	89.80
1985/07/21	73.80
1985/07/22	62.60
1985/07/23	54.60
1985/07/24	62.60
1985/07/25	53.00
1985/07/26	41.35
1985/07/27	38.75
1985/07/28	49.00
1985/07/29	50.60
1985/07/30	44.80
1985/07/31	46.90
1985/08/01	46.20
1985/08/02	40.70
1985/08/03	36.80
1985/08/04	47.60
1985/08/05	52.20
1985/08/06	42.70
1985/08/07	40.05
1985/08/08	37.45
1985/08/09	36.80
1985/08/10	36.80
1985/08/11	38.75
1985/08/12	38.75
1985/08/13	45.50
1985/08/14	49.00
1985/08/15	57.80
1985/08/16	59.40
1985/08/17	57.00
1985/08/18	69.80
1985/08/19	135.00
1985/08/20	235.04
1985/08/21	172.50
1985/08/22	194.12
1985/08/23	273.60
1985/08/24	329.60
1985/08/25	232.56
1985/08/26	176.90
1985/08/27	167.00
1985/08/28	149.40
1985/08/29	135.00
1985/08/30	120.00
1985/08/31	104.20
1985/09/01	92.20
1985/09/02	89.80
1985/09/03	218.92
1985/09/04	332.80
1985/09/05	222.64
1985/09/06	164.80
1985/09/07	133.00
1985/09/08	99.40
1985/09/09	85.00
1985/09/10	72.20
1985/09/11	62.60
1985/09/12	121.00
1985/09/13	487.60
1985/09/14	628.00
1985/09/15	487.60
1985/09/16	410.20
1985/09/17	562.00
1985/09/18	388.60
1985/09/19	321.60
1985/09/20	242.80
1985/09/21	167.00
1985/09/22	122.00
1985/09/23	98.60
1985/09/24	90.60
1985/09/25	93.80
1985/09/26	184.20
1985/09/27	241.40
1985/09/28	184.20
1985/09/29	143.00
1985/09/30	111.00
1985/10/01	123.00
1985/10/02	114.00
1985/10/03	133.00
1985/10/04	128.00
1985/10/05	137.00
1985/10/06	98.60
1985/10/07	80.20
1985/10/08	66.60
1985/10/09	58.60
1985/10/10	50.60
1985/10/11	45.50
1985/10/12	41.35
1985/10/13	38.75
1985/10/14	38.10
1985/10/15	39.40
1985/10/16	52.20
1985/10/17	68.20
1985/10/18	180.48
1985/10/19	369.60
1985/10/20	344.00
1985/10/21	394.00
1985/10/22	446.20
1985/10/23	312.00
1985/10/24	289.00
1985/10/25	215.20
1985/10/26	157.10
1985/10/27	122.00
1985/10/28	101.00
1985/10/29	87.40
1985/10/30	80.20
1985/10/31	88.20
1985/11/01	77.00
1985/11/02	66.60
1985/11/03	61.00
1985/11/04	57.00
1985/11/05	53.00
1985/11/06	49.00
1985/11/07	46.20
1985/11/08	44.10
1985/11/09	42.70
1985/11/10	40.05
1985/11/11	38.75
1985/11/12	37.45
1985/11/13	42.70
1985/11/14	85.00
1985/11/15	202.80
1985/11/16	275.00
1985/11/17	211.48
1985/11/18	165.90
1985/11/19	196.60
1985/11/20	377.80
1985/11/21	350.40
1985/11/22	287.60
1985/11/23	263.80
1985/11/24	202.80
1985/11/25	157.10
1985/11/26	127.00
1985/11/27	109.00
1985/11/28	97.80
1985/11/29	86.60
1985/11/30	79.40
1985/12/01	73.00
1985/12/02	69.00
1985/12/03	63.40
1985/12/04	60.20
1985/12/05	57.00
1985/12/06	53.80
1985/12/07	52.20
1985/12/08	47.60
1985/12/09	44.80
1985/12/10	43.40
1985/12/11	42.00
1985/12/12	38.75
1985/12/13	38.75
1985/12/14	36.15
1985/12/15	34.85
1985/12/16	32.90
1985/12/17	30.30
1985/12/18	29.00
1985/12/19	27.90
1985/12/20	24.60
1985/12/21	23.00
1985/12/22	24.05
1985/12/23	23.50
1985/12/24	22.50
1985/12/25	21.00
1985/12/26	19.50
1985/12/27	19.00
1985/12/28	18.50
1985/12/29	18.50
1985/12/30	18.10
1985/12/31	17.30
#===========================================
# Number of observations = 365 / 365
# Average = 62.87