1988/01/01	1.02
1988/01/02	1.02
1988/01/03	1.02
1988/01/04	1.02
1988/01/05	1.02
1988/01/06	1.02
1988/01/07	0.92
1988/01/08	0.92
1988/01/09	0.92
1988/01/10	0.81
1988/01/11	0.81
1988/01/12	0.81
1988/01/13	0.81
1988/01/14	0.92
1988/01/15	0.81
1988/01/16	0.81
1988/01/17	0.71
1988/01/18	0.71
1988/01/19	0.71
1988/01/20	0.71
1988/01/21	0.71
1988/01/22	0.81
1988/01/23	0.81
1988/01/24	0.71
1988/01/25	0.71
1988/01/26	0.71
1988/01/27	0.71
1988/01/28	0.71
1988/01/29	0.71
1988/01/30	0.71
1988/01/31	0.81
1988/02/01	0.71
1988/02/02	0.60
1988/02/03	0.50
1988/02/04	0.50
1988/02/05	0.50
1988/02/06	0.47
1988/02/07	0.47
1988/02/08	0.47
1988/02/09	0.47
1988/02/10	0.47
1988/02/11	0.47
1988/02/12	0.50
1988/02/13	0.50
1988/02/14	0.50
1988/02/15	0.50
1988/02/16	0.47
1988/02/17	0.44
1988/02/18	0.44
1988/02/19	0.47
1988/02/20	0.44
1988/02/21	0.42
1988/02/22	0.42
1988/02/23	0.42
1988/02/24	0.39
1988/02/25	0.39
1988/02/26	0.44
1988/02/27	0.71
1988/02/28	1.13
1988/02/29	1.13
1988/03/01	0.50
1988/03/02	0.50
1988/03/03	0.47
1988/03/04	0.44
1988/03/05	0.44
1988/03/06	0.42
1988/03/07	0.39
1988/03/08	0.39
1988/03/09	0.39
1988/03/10	0.39
1988/03/11	0.36
1988/03/12	0.36
1988/03/13	0.36
1988/03/14	0.36
1988/03/15	0.36
1988/03/16	0.36
1988/03/17	0.36
1988/03/18	0.39
1988/03/19	0.39
1988/03/20	0.39
1988/03/21	0.39
1988/03/22	0.42
1988/03/23	0.39
1988/03/24	0.39
1988/03/25	0.39
1988/03/26	0.36
1988/03/27	0.36
1988/03/28	0.36
1988/03/29	0.36
1988/03/30	0.36
1988/03/31	0.36
1988/04/01	0.32
1988/04/02	0.32
1988/04/03	0.28
1988/04/04	0.28
1988/04/05	0.28
1988/04/06	0.28
1988/04/07	0.24
1988/04/08	0.24
1988/04/09	0.24
1988/04/10	0.24
1988/04/11	0.24
1988/04/12	0.24
1988/04/13	0.24
1988/04/14	1.32
1988/04/15	9.76
1988/04/16	2.97
1988/04/17	0.56
1988/04/18	1.16
1988/04/19	3.31
1988/04/20	10.06
1988/04/21	6.34
1988/04/22	4.33
1988/04/23	3.31
1988/04/24	2.97
1988/04/25	3.31
1988/04/26	1.96
1988/04/27	0.36
1988/04/28	0.36
1988/04/29	1.40
1988/04/30	1.32
1988/05/01	1.96
1988/05/02	4.50
1988/05/03	0.44
1988/05/04	2.80
1988/05/05	1.96
1988/05/06	2.80
1988/05/07	23.32
1988/05/08	9.76
1988/05/09	10.06
1988/05/10	10.67
1988/05/11	8.63
1988/05/12	7.59
1988/05/13	10.06
1988/05/14	8.37
1988/05/15	10.67
1988/05/16	12.52
1988/05/17	16.08
1988/05/18	48.50
1988/05/19	31.60
1988/05/20	20.28
1988/05/21	18.12
1988/05/22	15.40
1988/05/23	6.81
1988/05/24	10.06
1988/05/25	9.76
1988/05/26	8.37
1988/05/27	7.33
1988/05/28	7.33
1988/05/29	7.07
1988/05/30	6.34
1988/05/31	5.94
1988/06/01	9.15
1988/06/02	11.89
1988/06/03	21.02
1988/06/04	60.50
1988/06/05	51.70
1988/06/06	77.50
1988/06/07	80.50
1988/06/08	80.50
1988/06/09	53.35
1988/06/10	47.50
1988/06/11	35.20
1988/06/12	27.01
1988/06/13	21.76
1988/06/14	18.80
1988/06/15	18.12
1988/06/16	16.76
1988/06/17	14.76
1988/06/18	13.80
1988/06/19	17.10
1988/06/20	15.74
1988/06/21	12.20
1988/06/22	10.06
1988/06/23	6.55
1988/06/24	4.71
1988/06/25	4.71
1988/06/26	5.73
1988/06/27	7.07
1988/06/28	1.40
1988/06/29	2.97
1988/06/30	5.11
1988/07/01	1.96
1988/07/02	3.14
1988/07/03	1.16
1988/07/04	1.54
1988/07/05	1.16
1988/07/06	1.08
1988/07/07	0.92
1988/07/08	0.84
1988/07/09	0.84
1988/07/10	0.76
1988/07/11	0.68
1988/07/12	1.08
1988/07/13	35.20
1988/07/14	35.20
1988/07/15	17.10
1988/07/16	11.28
1988/07/17	21.02
1988/07/18	37.45
1988/07/19	38.80
1988/07/20	24.55
1988/07/21	27.01
1988/07/22	25.37
1988/07/23	32.95
1988/07/24	24.55
1988/07/25	17.78
1988/07/26	15.74
1988/07/27	15.74
1988/07/28	12.84
1988/07/29	6.55
1988/07/30	3.14
1988/07/31	3.82
1988/08/01	11.28
1988/08/02	19.17
1988/08/03	14.76
1988/08/04	8.11
1988/08/05	5.52
1988/08/06	3.48
1988/08/07	2.66
1988/08/08	2.52
1988/08/09	2.24
1988/08/10	3.99
1988/08/11	2.10
1988/08/12	1.54
1988/08/13	1.24
1988/08/14	1.08
1988/08/15	2.66
1988/08/16	25.78
1988/08/17	55.55
1988/08/18	46.00
1988/08/19	37.90
1988/08/20	39.25
1988/08/21	35.20
1988/08/22	27.42
1988/08/23	18.80
1988/08/24	17.10
1988/08/25	15.08
1988/08/26	17.10
1988/08/27	21.02
1988/08/28	17.10
1988/08/29	15.74
1988/08/30	14.76
1988/08/31	12.84
1988/09/01	13.80
1988/09/02	13.80
1988/09/03	10.98
1988/09/04	8.37
1988/09/05	6.55
1988/09/06	7.85
1988/09/07	8.63
1988/09/08	17.10
1988/09/09	15.40
1988/09/10	20.28
1988/09/11	16.42
1988/09/12	14.76
1988/09/13	13.80
1988/09/14	19.54
1988/09/15	34.75
1988/09/16	36.55
1988/09/17	32.50
1988/09/18	29.47
1988/09/19	22.91
1988/09/20	18.80
1988/09/21	22.91
1988/09/22	11.89
1988/09/23	8.37
1988/09/24	6.34
1988/09/25	4.91
1988/09/26	4.50
1988/09/27	3.65
1988/09/28	2.97
1988/09/29	3.31
1988/09/30	3.14
1988/10/01	10.37
1988/10/02	5.32
1988/10/03	5.73
1988/10/04	5.73
1988/10/05	10.98
1988/10/06	16.08
1988/10/07	6.55
1988/10/08	5.32
1988/10/09	4.50
1988/10/10	4.91
1988/10/11	5.52
1988/10/12	3.48
1988/10/13	2.66
1988/10/14	13.16
1988/10/15	42.10
1988/10/16	34.75
1988/10/17	26.19
1988/10/18	29.47
1988/10/19	67.80
1988/10/20	92.15
1988/10/21	46.50
1988/10/22	32.05
1988/10/23	26.60
1988/10/24	21.02
1988/10/25	15.74
1988/10/26	13.16
1988/10/27	10.98
1988/10/28	9.15
1988/10/29	13.48
1988/10/30	18.80
1988/10/31	11.89
1988/11/01	6.34
1988/11/02	6.14
1988/11/03	7.07
1988/11/04	9.15
1988/11/05	8.89
1988/11/06	8.11
1988/11/07	10.98
1988/11/08	14.76
1988/11/09	14.76
1988/11/10	13.16
1988/11/11	13.48
1988/11/12	16.08
1988/11/13	15.08
1988/11/14	14.76
1988/11/15	15.74
1988/11/16	19.91
1988/11/17	26.19
1988/11/18	43.54
1988/11/19	84.75
1988/11/20	50.05
1988/11/21	39.25
1988/11/22	34.75
1988/11/23	31.15
1988/11/24	29.47
1988/11/25	28.24
1988/11/26	26.60
1988/11/27	26.19
1988/11/28	25.78
1988/11/29	25.37
1988/11/30	24.55
1988/12/01	23.73
1988/12/02	23.32
1988/12/03	22.91
1988/12/04	22.50
1988/12/05	22.13
1988/12/06	20.28
1988/12/07	19.54
1988/12/08	18.12
1988/12/09	17.78
1988/12/10	18.46
1988/12/11	18.46
1988/12/12	18.46
1988/12/13	18.46
1988/12/14	18.12
1988/12/15	20.28
1988/12/16	19.54
1988/12/17	19.54
1988/12/18	18.80
1988/12/19	17.44
1988/12/20	15.40
1988/12/21	11.89
1988/12/22	10.67
1988/12/23	10.37
1988/12/24	10.06
1988/12/25	9.45
1988/12/26	9.15
1988/12/27	7.33
1988/12/28	4.33
1988/12/29	2.10
1988/12/30	1.54
1988/12/31	1.54
#===========================================
# Number of observations = 366 / 366
# Average = 11.85