1988/01/01	1.84
1988/01/02	1.76
1988/01/03	1.68
1988/01/04	1.68
1988/01/05	1.68
1988/01/06	1.68
1988/01/07	1.68
1988/01/08	1.52
1988/01/09	1.44
1988/01/10	1.44
1988/01/11	1.44
1988/01/12	1.36
1988/01/13	1.36
1988/01/14	1.44
1988/01/15	1.36
1988/01/16	1.28
1988/01/17	1.28
1988/01/18	1.28
1988/01/19	1.12
1988/01/20	1.12
1988/01/21	1.04
1988/01/22	1.04
1988/01/23	1.04
1988/01/24	1.04
1988/01/25	1.12
1988/01/26	1.04
1988/01/27	1.04
1988/01/28	0.88
1988/01/29	0.88
1988/01/30	0.88
1988/01/31	0.88
1988/02/01	0.88
1988/02/02	0.80
1988/02/03	0.80
1988/02/04	0.88
1988/02/05	0.80
1988/02/06	0.72
1988/02/07	0.72
1988/02/08	0.64
1988/02/09	0.64
1988/02/10	0.56
1988/02/11	0.56
1988/02/12	0.56
1988/02/13	0.56
1988/02/14	0.56
1988/02/15	0.56
1988/02/16	0.56
1988/02/17	0.48
1988/02/18	0.48
1988/02/19	0.56
1988/02/20	0.64
1988/02/21	1.28
1988/02/22	1.36
1988/02/23	1.28
1988/02/24	1.20
1988/02/25	1.12
1988/02/26	0.96
1988/02/27	0.72
1988/02/28	0.72
1988/02/29	0.72
1988/03/01	0.64
1988/03/02	0.56
1988/03/03	0.56
1988/03/04	0.48
1988/03/05	0.48
1988/03/06	0.48
1988/03/07	0.48
1988/03/08	0.48
1988/03/09	0.56
1988/03/10	0.56
1988/03/11	0.40
1988/03/12	0.40
1988/03/13	0.40
1988/03/14	0.32
1988/03/15	0.40
1988/03/16	0.40
1988/03/17	0.40
1988/03/18	0.32
1988/03/19	0.32
1988/03/20	0.32
1988/03/21	0.40
1988/03/22	0.32
1988/03/23	0.32
1988/03/24	0.32
1988/03/25	0.40
1988/03/26	0.32
1988/03/27	0.32
1988/03/28	0.24
1988/03/29	0.16
1988/03/30	0.08
1988/03/31	0
1988/04/01	0.05
1988/04/02	0.05
1988/04/03	0.08
1988/04/04	0.10
1988/04/05	0.10
1988/04/06	0.10
1988/04/07	0.10
1988/04/08	0.18
1988/04/09	0.18
1988/04/10	0.15
1988/04/11	0.13
1988/04/12	0.10
1988/04/13	0.10
1988/04/14	0.08
1988/04/15	0.08
1988/04/16	0.08
1988/04/17	0.08
1988/04/18	0.10
1988/04/19	0.13
1988/04/20	0.36
1988/04/21	0.66
1988/04/22	0.60
1988/04/23	0.66
1988/04/24	0.54
1988/04/25	0.72
1988/04/26	0.42
1988/04/27	0.36
1988/04/28	0.42
1988/04/29	0.42
1988/04/30	1.76
1988/05/01	10.70
1988/05/02	14.36
1988/05/03	8.88
1988/05/04	6.61
1988/05/05	8.88
1988/05/06	10.02
1988/05/07	30.43
1988/05/08	14.36
1988/05/09	8.65
1988/05/10	6.38
1988/05/11	6.38
1988/05/12	13.14
1988/05/13	12.53
1988/05/14	10.25
1988/05/15	10.47
1988/05/16	18.30
1988/05/17	59.84
1988/05/18	63.91
1988/05/19	75.22
1988/05/20	66.62
1988/05/21	29.55
1988/05/22	14.36
1988/05/23	9.34
1988/05/24	7.06
1988/05/25	5.84
1988/05/26	5.37
1988/05/27	4.44
1988/05/28	3.97
1988/05/29	3.51
1988/05/30	3.04
1988/05/31	2.83
1988/06/01	2.72
1988/06/02	23.93
1988/06/03	94.03
1988/06/04	83.25
1988/06/05	61.20
1988/06/06	48.53
1988/06/07	35.58
1988/06/08	23.55
1988/06/09	17.93
1988/06/10	14.06
1988/06/11	10.47
1988/06/12	7.97
1988/06/13	6.15
1988/06/14	5.53
1988/06/15	4.75
1988/06/16	5.22
1988/06/17	4.91
1988/06/18	4.13
1988/06/19	3.97
1988/06/20	4.91
1988/06/21	4.44
1988/06/22	9.34
1988/06/23	6.83
1988/06/24	5.22
1988/06/25	4.28
1988/06/26	3.82
1988/06/27	3.51
1988/06/28	3.20
1988/06/29	3.04
1988/06/30	2.93
1988/07/01	4.44
1988/07/02	5.53
1988/07/03	4.75
1988/07/04	6.38
1988/07/05	7.74
1988/07/06	34.06
1988/07/07	20.55
1988/07/08	13.75
1988/07/09	8.88
1988/07/10	6.61
1988/07/11	5.53
1988/07/12	5.68
1988/07/13	27.80
1988/07/14	58.49
1988/07/15	41.64
1988/07/16	61.88
1988/07/17	94.03
1988/07/18	134.55
1988/07/19	63.91
1988/07/20	28.68
1988/07/21	18.68
1988/07/22	23.93
1988/07/23	20.18
1988/07/24	14.36
1988/07/25	11.31
1988/07/26	9.56
1988/07/27	7.74
1988/07/28	7.97
1988/07/29	6.61
1988/07/30	5.68
1988/07/31	5.68
1988/08/01	5.37
1988/08/02	5.22
1988/08/03	5.22
1988/08/04	5.22
1988/08/05	5.37
1988/08/06	8.88
1988/08/07	8.20
1988/08/08	6.38
1988/08/09	5.68
1988/08/10	5.37
1988/08/11	7.74
1988/08/12	14.36
1988/08/13	14.97
1988/08/14	19.80
1988/08/15	37.60
1988/08/16	26.49
1988/08/17	32.61
1988/08/18	34.57
1988/08/19	43.75
1988/08/20	37.09
1988/08/21	34.57
1988/08/22	26.05
1988/08/23	18.68
1988/08/24	25.61
1988/08/25	27.36
1988/08/26	30.86
1988/08/27	32.18
1988/08/28	31.74
1988/08/29	24.30
1988/08/30	17.93
1988/08/31	18.68
1988/09/01	16.80
1988/09/02	14.67
1988/09/03	11.92
1988/09/04	12.84
1988/09/05	10.70
1988/09/06	10.25
1988/09/07	16.50
1988/09/08	16.80
1988/09/09	37.09
1988/09/10	32.18
1988/09/11	45.54
1988/09/12	38.61
1988/09/13	24.30
1988/09/14	32.61
1988/09/15	30.86
1988/09/16	31.74
1988/09/17	20.55
1988/09/18	15.58
1988/09/19	12.84
1988/09/20	11.92
1988/09/21	11.01
1988/09/22	9.56
1988/09/23	8.43
1988/09/24	7.74
1988/09/25	7.06
1988/09/26	6.38
1988/09/27	6.15
1988/09/28	12.84
1988/09/29	26.05
1988/09/30	10.47
1988/10/01	8.43
1988/10/02	7.29
1988/10/03	6.83
1988/10/04	6.61
1988/10/05	7.52
1988/10/06	65.94
1988/10/07	36.59
1988/10/08	19.80
1988/10/09	46.14
1988/10/10	36.59
1988/10/11	20.55
1988/10/12	15.28
1988/10/13	13.14
1988/10/14	11.92
1988/10/15	20.18
1988/10/16	75.95
1988/10/17	50.92
1988/10/18	36.59
1988/10/19	118.36
1988/10/20	73.03
1988/10/21	39.11
1988/10/22	27.36
1988/10/23	20.93
1988/10/24	17.18
1988/10/25	28.68
1988/10/26	18.68
1988/10/27	14.97
1988/10/28	12.53
1988/10/29	11.01
1988/10/30	9.79
1988/10/31	8.88
1988/11/01	8.43
1988/11/02	7.74
1988/11/03	7.29
1988/11/04	6.83
1988/11/05	6.83
1988/11/06	6.61
1988/11/07	6.00
1988/11/08	5.68
1988/11/09	5.37
1988/11/10	5.37
1988/11/11	5.22
1988/11/12	5.06
1988/11/13	4.75
1988/11/14	4.75
1988/11/15	4.91
1988/11/16	4.91
1988/11/17	4.91
1988/11/18	4.75
1988/11/19	4.75
1988/11/20	4.60
1988/11/21	4.44
1988/11/22	4.28
1988/11/23	4.28
1988/11/24	4.13
1988/11/25	4.13
1988/11/26	3.97
1988/11/27	3.97
1988/11/28	3.97
1988/11/29	4.13
1988/11/30	3.97
1988/12/01	3.82
1988/12/02	3.66
1988/12/03	3.51
1988/12/04	3.51
1988/12/05	3.35
1988/12/06	3.04
1988/12/07	3.04
1988/12/08	2.93
1988/12/09	2.72
1988/12/10	2.61
1988/12/11	2.51
1988/12/12	2.40
1988/12/13	2.29
1988/12/14	2.18
1988/12/15	2.08
1988/12/16	2.08
1988/12/17	2.08
1988/12/18	1.97
1988/12/19	1.86
1988/12/20	1.76
1988/12/21	1.76
1988/12/22	1.76
1988/12/23	1.65
1988/12/24	1.65
1988/12/25	1.65
1988/12/26	1.54
1988/12/27	1.33
1988/12/28	1.33
1988/12/29	1.33
1988/12/30	1.33
1988/12/31	1.22
#===========================================
# Number of observations = 366 / 366
# Average = 11.43