1986/01/01	16.90
1986/01/02	16.50
1986/01/03	16.50
1986/01/04	16.50
1986/01/05	16.10
1986/01/06	15.70
1986/01/07	15.30
1986/01/08	14.90
1986/01/09	14.90
1986/01/10	14.50
1986/01/11	14.10
1986/01/12	13.70
1986/01/13	13.30
1986/01/14	12.90
1986/01/15	12.50
1986/01/16	12.10
1986/01/17	12.10
1986/01/18	11.70
1986/01/19	11.30
1986/01/20	11.30
1986/01/21	11.30
1986/01/22	10.90
1986/01/23	10.50
1986/01/24	10.15
1986/01/25	9.80
1986/01/26	9.80
1986/01/27	9.45
1986/01/28	9.45
1986/01/29	9.10
1986/01/30	9.10
1986/01/31	9.10
1986/02/01	8.75
1986/02/02	8.75
1986/02/03	8.75
1986/02/04	8.75
1986/02/05	8.40
1986/02/06	8.40
1986/02/07	8.75
1986/02/08	7.70
1986/02/09	7.35
1986/02/10	7.00
1986/02/11	7.00
1986/02/12	6.75
1986/02/13	6.75
1986/02/14	6.50
1986/02/15	6.50
1986/02/16	6.25
1986/02/17	6.00
1986/02/18	5.75
1986/02/19	5.50
1986/02/20	5.50
1986/02/21	5.25
1986/02/22	5.00
1986/02/23	4.75
1986/02/24	4.75
1986/02/25	4.50
1986/02/26	4.30
1986/02/27	4.30
1986/02/28	4.30
1986/03/01	4.30
1986/03/02	4.10
1986/03/03	4.10
1986/03/04	4.10
1986/03/05	4.10
1986/03/06	4.10
1986/03/07	4.10
1986/03/08	3.90
1986/03/09	3.90
1986/03/10	3.70
1986/03/11	3.70
1986/03/12	3.50
1986/03/13	3.50
1986/03/14	3.30
1986/03/15	3.30
1986/03/16	3.10
1986/03/17	2.90
1986/03/18	2.70
1986/03/19	2.35
1986/03/20	2.35
1986/03/21	2.20
1986/03/22	2.20
1986/03/23	2.20
1986/03/24	2.20
1986/03/25	2.20
1986/03/26	2.05
1986/03/27	2.05
1986/03/28	1.90
1986/03/29	1.90
1986/03/30	1.90
1986/03/31	1.75
1986/04/01	3.00
1986/04/02	3.00
1986/04/03	2.80
1986/04/04	2.80
1986/04/05	3.60
1986/04/06	4.40
1986/04/07	5.80
1986/04/08	5.40
1986/04/09	6.20
1986/04/10	5.80
1986/04/11	6.40
1986/04/12	6.40
1986/04/13	6.00
1986/04/14	5.00
1986/04/15	4.40
1986/04/16	4.00
1986/04/17	3.80
1986/04/18	3.60
1986/04/19	3.20
1986/04/20	3.00
1986/04/21	3.00
1986/04/22	5.00
1986/04/23	4.40
1986/04/24	3.60
1986/04/25	3.60
1986/04/26	5.40
1986/04/27	5.40
1986/04/28	5.00
1986/04/29	4.60
1986/04/30	14.50
1986/05/01	21.60
1986/05/02	18.40
1986/05/03	22.40
1986/05/04	35.80
1986/05/05	29.80
1986/05/06	18.80
1986/05/07	14.20
1986/05/08	14.80
1986/05/09	18.40
1986/05/10	17.60
1986/05/11	22.00
1986/05/12	25.60
1986/05/13	26.80
1986/05/14	26.80
1986/05/15	42.80
1986/05/16	36.40
1986/05/17	28.00
1986/05/18	38.20
1986/05/19	35.20
1986/05/20	32.80
1986/05/21	25.60
1986/05/22	23.20
1986/05/23	22.00
1986/05/24	22.80
1986/05/25	49.80
1986/05/26	104.00
1986/05/27	119.40
1986/05/28	126.00
1986/05/29	96.80
1986/05/30	70.00
1986/05/31	46.30
1986/06/01	34.00
1986/06/02	26.40
1986/06/03	25.20
1986/06/04	22.40
1986/06/05	20.00
1986/06/06	17.60
1986/06/07	15.40
1986/06/08	16.40
1986/06/09	20.00
1986/06/10	26.40
1986/06/11	24.80
1986/06/12	22.00
1986/06/13	20.00
1986/06/14	19.20
1986/06/15	18.80
1986/06/16	32.20
1986/06/17	73.20
1986/06/18	46.30
1986/06/19	34.60
1986/06/20	42.10
1986/06/21	72.40
1986/06/22	44.90
1986/06/23	29.20
1986/06/24	22.40
1986/06/25	20.00
1986/06/26	19.20
1986/06/27	21.60
1986/06/28	21.20
1986/06/29	19.60
1986/06/30	17.20
1986/07/01	15.10
1986/07/02	14.20
1986/07/03	12.10
1986/07/04	10.60
1986/07/05	9.60
1986/07/06	9.20
1986/07/07	8.60
1986/07/08	8.60
1986/07/09	8.60
1986/07/10	8.80
1986/07/11	9.20
1986/07/12	11.80
1986/07/13	16.40
1986/07/14	19.20
1986/07/15	20.40
1986/07/16	24.00
1986/07/17	21.20
1986/07/18	18.80
1986/07/19	16.80
1986/07/20	16.00
1986/07/21	15.70
1986/07/22	16.00
1986/07/23	16.40
1986/07/24	15.70
1986/07/25	15.70
1986/07/26	18.80
1986/07/27	25.60
1986/07/28	38.80
1986/07/29	81.20
1986/07/30	122.70
1986/07/31	97.70
1986/08/01	62.80
1986/08/02	42.10
1986/08/03	33.40
1986/08/04	53.30
1986/08/05	302.00
1986/08/06	273.80
1986/08/07	237.40
1986/08/08	207.40
1986/08/09	161.20
1986/08/10	265.40
1986/08/11	128.20
1986/08/12	213.90
1986/08/13	144.70
1986/08/14	97.70
1986/08/15	76.40
1986/08/16	72.40
1986/08/17	60.40
1986/08/18	49.10
1986/08/19	51.20
1986/08/20	62.00
1986/08/21	54.00
1986/08/22	42.10
1986/08/23	34.00
1986/08/24	31.00
1986/08/25	34.60
1986/08/26	44.90
1986/08/27	74.80
1986/08/28	237.40
1986/08/29	206.10
1986/08/30	175.60
1986/08/31	131.50
1986/09/01	103.10
1986/09/02	78.00
1986/09/03	62.80
1986/09/04	51.20
1986/09/05	42.10
1986/09/06	35.80
1986/09/07	42.10
1986/09/08	84.40
1986/09/09	599.80
1986/09/10	877.14
1986/09/11	859.14
1986/09/12	784.57
1986/09/13	652.60
1986/09/14	444.00
1986/09/15	342.00
1986/09/16	241.60
1986/09/17	190.50
1986/09/18	154.00
1986/09/19	176.80
1986/09/20	220.40
1986/09/21	236.00
1986/09/22	432.00
1986/09/23	327.20
1986/09/24	228.20
1986/09/25	164.80
1986/09/26	123.80
1986/09/27	92.30
1986/09/28	78.80
1986/09/29	65.20
1986/09/30	56.40
1986/10/01	49.10
1986/10/02	46.30
1986/10/03	45.60
1986/10/04	43.50
1986/10/05	45.60
1986/10/06	47.70
1986/10/07	41.40
1986/10/08	37.00
1986/10/09	34.60
1986/10/10	32.20
1986/10/11	30.40
1986/10/12	34.00
1986/10/13	77.20
1986/10/14	89.60
1986/10/15	236.00
1986/10/16	167.20
1986/10/17	137.00
1986/10/18	115.00
1986/10/19	84.40
1986/10/20	63.60
1986/10/21	51.20
1986/10/22	42.10
1986/10/23	37.00
1986/10/24	35.80
1986/10/25	34.60
1986/10/26	44.90
1986/10/27	50.50
1986/10/28	48.40
1986/10/29	44.20
1986/10/30	46.30
1986/10/31	44.20
1986/11/01	40.70
1986/11/02	38.20
1986/11/03	35.20
1986/11/04	32.80
1986/11/05	31.00
1986/11/06	28.00
1986/11/07	26.40
1986/11/08	25.20
1986/11/09	24.80
1986/11/10	28.60
1986/11/11	28.60
1986/11/12	29.20
1986/11/13	28.00
1986/11/14	26.80
1986/11/15	26.40
1986/11/16	26.80
1986/11/17	26.00
1986/11/18	27.20
1986/11/19	24.00
1986/11/20	23.20
1986/11/21	22.40
1986/11/22	24.00
1986/11/23	25.60
1986/11/24	22.00
1986/11/25	23.60
1986/11/26	21.20
1986/11/27	25.20
1986/11/28	23.60
1986/11/29	23.20
1986/11/30	23.20
1986/12/01	19.60
1986/12/02	18.80
1986/12/03	18.00
1986/12/04	19.60
1986/12/05	18.40
1986/12/06	18.00
1986/12/07	18.80
1986/12/08	19.20
1986/12/09	20.80
1986/12/10	19.20
1986/12/11	17.60
1986/12/12	16.40
1986/12/13	16.00
1986/12/14	15.40
1986/12/15	16.40
1986/12/16	15.10
1986/12/17	13.90
1986/12/18	13.00
1986/12/19	12.70
1986/12/20	11.20
1986/12/21	10.30
1986/12/22	10.00
1986/12/23	9.60
1986/12/24	9.40
1986/12/25	9.20
1986/12/26	9.00
1986/12/27	9.00
1986/12/28	8.80
1986/12/29	8.80
1986/12/30	8.60
1986/12/31	8.20
#===========================================
# Number of observations = 365 / 365
# Average = 50.21