1987/01/01	1.24
1987/01/02	1.24
1987/01/03	1.24
1987/01/04	1.14
1987/01/05	1.14
1987/01/06	1.14
1987/01/07	1.14
1987/01/08	1.14
1987/01/09	1.44
1987/01/10	1.89
1987/01/11	2.00
1987/01/12	2.00
1987/01/13	1.33
1987/01/14	1.24
1987/01/15	1.24
1987/01/16	1.44
1987/01/17	1.55
1987/01/18	1.78
1987/01/19	1.89
1987/01/20	1.44
1987/01/21	1.44
1987/01/22	1.33
1987/01/23	1.24
1987/01/24	1.33
1987/01/25	1.33
1987/01/26	1.33
1987/01/27	1.24
1987/01/28	1.14
1987/01/29	1.14
1987/01/30	1.05
1987/01/31	0.96
1987/02/01	0.96
1987/02/02	0.96
1987/02/03	1.24
1987/02/04	1.44
1987/02/05	1.67
1987/02/06	1.44
1987/02/07	1.78
1987/02/08	2.00
1987/02/09	2.11
1987/02/10	2.11
1987/02/11	2.45
1987/02/12	2.23
1987/02/13	1.89
1987/02/14	1.89
1987/02/15	1.78
1987/02/16	1.44
1987/02/17	1.33
1987/02/18	1.05
1987/02/19	1.05
1987/02/20	1.24
1987/02/21	2.11
1987/02/22	2.11
1987/02/23	2.23
1987/02/24	1.55
1987/02/25	1.24
1987/02/26	1.33
1987/02/27	1.33
1987/02/28	1.33
1987/03/01	1.33
1987/03/02	1.55
1987/03/03	1.55
1987/03/04	1.67
1987/03/05	1.89
1987/03/06	2.45
1987/03/07	2.11
1987/03/08	1.78
1987/03/09	1.33
1987/03/10	1.05
1987/03/11	1.05
1987/03/12	1.14
1987/03/13	1.05
1987/03/14	1.05
1987/03/15	1.05
1987/03/16	1.05
1987/03/17	1.14
1987/03/18	1.05
1987/03/19	1.05
1987/03/20	1.05
1987/03/21	1.05
1987/03/22	1.44
1987/03/23	1.67
1987/03/24	1.05
1987/03/25	1.33
1987/03/26	1.24
1987/03/27	1.44
1987/03/28	1.55
1987/03/29	1.33
1987/03/30	1.44
1987/03/31	1.44
1987/04/01	1.96
1987/04/02	2.56
1987/04/03	2.20
1987/04/04	2.20
1987/04/05	1.96
1987/04/06	1.84
1987/04/07	1.72
1987/04/08	1.52
1987/04/09	1.44
1987/04/10	1.44
1987/04/11	1.52
1987/04/12	1.60
1987/04/13	1.60
1987/04/14	1.72
1987/04/15	2.20
1987/04/16	2.44
1987/04/17	2.20
1987/04/18	1.96
1987/04/19	1.96
1987/04/20	2.08
1987/04/21	2.20
1987/04/22	2.32
1987/04/23	2.56
1987/04/24	2.20
1987/04/25	2.20
1987/04/26	1.52
1987/04/27	1.60
1987/04/28	1.84
1987/04/29	1.96
1987/04/30	6.80
1987/05/01	9.35
1987/05/02	4.76
1987/05/03	2.68
1987/05/04	2.08
1987/05/05	2.20
1987/05/06	1.96
1987/05/07	1.20
1987/05/08	1.20
1987/05/09	1.20
1987/05/10	1.20
1987/05/11	1.20
1987/05/12	1.04
1987/05/13	1.04
1987/05/14	0.96
1987/05/15	1.12
1987/05/16	1.04
1987/05/17	1.04
1987/05/18	1.04
1987/05/19	1.04
1987/05/20	0.96
1987/05/21	0.96
1987/05/22	1.12
1987/05/23	1.44
1987/05/24	2.44
1987/05/25	4.58
1987/05/26	4.40
1987/05/27	1.84
1987/05/28	1.52
1987/05/29	1.28
1987/05/30	1.12
1987/05/31	1.04
1987/06/01	0.96
1987/06/02	1.12
1987/06/03	1.28
1987/06/04	1.44
1987/06/05	1.96
1987/06/06	1.84
1987/06/07	1.72
1987/06/08	1.60
1987/06/09	5.12
1987/06/10	16.16
1987/06/11	40.09
1987/06/12	49.60
1987/06/13	34.35
1987/06/14	21.80
1987/06/15	12.25
1987/06/16	8.43
1987/06/17	6.80
1987/06/18	6.80
1987/06/19	6.80
1987/06/20	7.00
1987/06/21	7.00
1987/06/22	6.20
1987/06/23	5.66
1987/06/24	5.48
1987/06/25	5.30
1987/06/26	4.58
1987/06/27	4.76
1987/06/28	5.12
1987/06/29	6.20
1987/06/30	5.84
1987/07/01	5.30
1987/07/02	5.48
1987/07/03	4.40
1987/07/04	4.08
1987/07/05	6.80
1987/07/06	8.66
1987/07/07	7.80
1987/07/08	8.66
1987/07/09	7.80
1987/07/10	7.80
1987/07/11	7.20
1987/07/12	7.20
1987/07/13	6.40
1987/07/14	5.84
1987/07/15	5.12
1987/07/16	4.76
1987/07/17	5.48
1987/07/18	5.12
1987/07/19	4.94
1987/07/20	4.76
1987/07/21	6.40
1987/07/22	6.02
1987/07/23	4.58
1987/07/24	4.58
1987/07/25	5.84
1987/07/26	6.60
1987/07/27	5.30
1987/07/28	3.92
1987/07/29	3.28
1987/07/30	2.68
1987/07/31	2.56
1987/08/01	2.44
1987/08/02	2.32
1987/08/03	2.20
1987/08/04	2.08
1987/08/05	1.96
1987/08/06	1.72
1987/08/07	1.60
1987/08/08	1.72
1987/08/09	1.84
1987/08/10	1.60
1987/08/11	1.52
1987/08/12	1.52
1987/08/13	1.36
1987/08/14	1.36
1987/08/15	5.84
1987/08/16	7.00
1987/08/17	7.40
1987/08/18	17.28
1987/08/19	42.40
1987/08/20	21.50
1987/08/21	11.75
1987/08/22	13.52
1987/08/23	12.25
1987/08/24	32.60
1987/08/25	243.00
1987/08/26	369.55
1987/08/27	191.10
1987/08/28	130.75
1987/08/29	68.40
1987/08/30	72.54
1987/08/31	97.10
1987/09/01	68.98
1987/09/02	40.09
1987/09/03	37.87
1987/09/04	82.40
1987/09/05	82.40
1987/09/06	81.70
1987/09/07	83.10
1987/09/08	84.50
1987/09/09	81.00
1987/09/10	66.08
1987/09/11	42.80
1987/09/12	30.17
1987/09/13	20.92
1987/09/14	45.20
1987/09/15	82.40
1987/09/16	71.92
1987/09/17	35.40
1987/09/18	23.60
1987/09/19	16.44
1987/09/20	21.20
1987/09/21	75.64
1987/09/22	145.40
1987/09/23	110.20
1987/09/24	51.07
1987/09/25	23.90
1987/09/26	21.20
1987/09/27	53.52
1987/09/28	94.70
1987/09/29	85.20
1987/09/30	70.72
1987/10/01	53.03
1987/10/02	32.95
1987/10/03	54.50
1987/10/04	58.14
1987/10/05	43.20
1987/10/06	36.45
1987/10/07	29.18
1987/10/08	23.00
1987/10/09	27.86
1987/10/10	51.07
1987/10/11	46.52
1987/10/12	24.50
1987/10/13	17.56
1987/10/14	14.82
1987/10/15	15.88
1987/10/16	25.10
1987/10/17	31.20
1987/10/18	25.10
1987/10/19	19.80
1987/10/20	16.44
1987/10/21	14.82
1987/10/22	13.78
1987/10/23	16.44
1987/10/24	14.30
1987/10/25	17.00
1987/10/26	14.82
1987/10/27	11.50
1987/10/28	9.81
1987/10/29	8.43
1987/10/30	8.00
1987/10/31	7.40
1987/11/01	6.80
1987/11/02	5.48
1987/11/03	4.94
1987/11/04	15.08
1987/11/05	31.90
1987/11/06	12.50
1987/11/07	6.60
1987/11/08	16.44
1987/11/09	58.66
1987/11/10	99.50
1987/11/11	54.50
1987/11/12	28.85
1987/11/13	26.60
1987/11/14	26.60
1987/11/15	27.86
1987/11/16	26.60
1987/11/17	26.30
1987/11/18	15.08
1987/11/19	13.78
1987/11/20	16.44
1987/11/21	16.16
1987/11/22	24.20
1987/11/23	20.92
1987/11/24	15.60
1987/11/25	15.08
1987/11/26	14.56
1987/11/27	11.50
1987/11/28	8.43
1987/11/29	11.25
1987/11/30	14.04
1987/12/01	10.04
1987/12/02	8.20
1987/12/03	4.24
1987/12/04	3.76
1987/12/05	4.08
1987/12/06	3.92
1987/12/07	3.76
1987/12/08	3.76
1987/12/09	3.60
1987/12/10	3.44
1987/12/11	3.60
1987/12/12	3.92
1987/12/13	3.76
1987/12/14	4.08
1987/12/15	3.44
1987/12/16	2.08
1987/12/17	2.08
1987/12/18	1.60
1987/12/19	2.08
1987/12/20	2.08
1987/12/21	1.60
1987/12/22	1.36
1987/12/23	1.52
1987/12/24	1.72
1987/12/25	2.20
1987/12/26	1.96
1987/12/27	1.52
1987/12/28	1.60
1987/12/29	1.52
1987/12/30	1.36
1987/12/31	1.20
#===========================================
# Number of observations = 365 / 365
# Average = 14.96