1983/01/01	12.24
1983/01/02	12.24
1983/01/03	12.01
1983/01/04	11.78
1983/01/05	12.01
1983/01/06	13.22
1983/01/07	15.82
1983/01/08	19.25
1983/01/09	17.38
1983/01/10	14.78
1983/01/11	12.70
1983/01/12	12.24
1983/01/13	12.01
1983/01/14	11.78
1983/01/15	11.55
1983/01/16	11.09
1983/01/17	10.63
1983/01/18	10.40
1983/01/19	9.94
1983/01/20	9.94
1983/01/21	9.71
1983/01/22	9.48
1983/01/23	9.25
1983/01/24	9.48
1983/01/25	9.71
1983/01/26	9.71
1983/01/27	9.25
1983/01/28	9.25
1983/01/29	9.02
1983/01/30	8.79
1983/01/31	8.79
1983/02/01	8.79
1983/02/02	8.56
1983/02/03	8.56
1983/02/04	8.56
1983/02/05	8.33
1983/02/06	8.33
1983/02/07	8.10
1983/02/08	8.10
1983/02/09	7.89
1983/02/10	7.68
1983/02/11	7.68
1983/02/12	7.47
1983/02/13	7.26
1983/02/14	7.26
1983/02/15	7.05
1983/02/16	7.05
1983/02/17	6.84
1983/02/18	6.84
1983/02/19	6.63
1983/02/20	7.05
1983/02/21	6.84
1983/02/22	6.63
1983/02/23	6.63
1983/02/24	6.42
1983/02/25	6.42
1983/02/26	6.21
1983/02/27	6.00
1983/02/28	6.21
1983/03/01	6.21
1983/03/02	5.80
1983/03/03	6.00
1983/03/04	6.00
1983/03/05	6.21
1983/03/06	6.21
1983/03/07	6.00
1983/03/08	6.00
1983/03/09	6.00
1983/03/10	6.21
1983/03/11	6.00
1983/03/12	5.80
1983/03/13	5.60
1983/03/14	5.40
1983/03/15	5.40
1983/03/16	5.40
1983/03/17	5.20
1983/03/18	5.20
1983/03/19	5.80
1983/03/20	5.80
1983/03/21	6.63
1983/03/22	7.05
1983/03/23	6.63
1983/03/24	6.00
1983/03/25	5.60
1983/03/26	5.20
1983/03/27	5.20
1983/03/28	5.20
1983/03/29	5.00
1983/03/30	4.80
1983/03/31	4.80
1983/04/01	4.80
1983/04/02	4.80
1983/04/03	4.80
1983/04/04	4.80
1983/04/05	4.60
1983/04/06	4.40
1983/04/07	4.40
1983/04/08	4.20
1983/04/09	4.00
1983/04/10	3.80
1983/04/11	3.60
1983/04/12	3.60
1983/04/13	3.60
1983/04/14	3.60
1983/04/15	3.60
1983/04/16	3.40
1983/04/17	3.40
1983/04/18	3.20
1983/04/19	3.20
1983/04/20	6.20
1983/04/21	4.00
1983/04/22	5.40
1983/04/23	8.80
1983/04/24	8.80
1983/04/25	8.00
1983/04/26	8.20
1983/04/27	6.60
1983/04/28	5.40
1983/04/29	5.00
1983/04/30	4.40
1983/05/01	4.00
1983/05/02	4.20
1983/05/03	5.20
1983/05/04	6.20
1983/05/05	9.00
1983/05/06	15.50
1983/05/07	15.20
1983/05/08	12.00
1983/05/09	8.80
1983/05/10	7.20
1983/05/11	6.60
1983/05/12	6.40
1983/05/13	5.80
1983/05/14	5.00
1983/05/15	7.60
1983/05/16	7.20
1983/05/17	5.20
1983/05/18	6.80
1983/05/19	6.80
1983/05/20	7.40
1983/05/21	7.00
1983/05/22	6.60
1983/05/23	5.80
1983/05/24	4.60
1983/05/25	4.20
1983/05/26	5.20
1983/05/27	9.80
1983/05/28	29.00
1983/05/29	24.20
1983/05/30	14.30
1983/05/31	18.50
1983/06/01	27.20
1983/06/02	35.30
1983/06/03	37.10
1983/06/04	32.30
1983/06/05	16.10
1983/06/06	12.20
1983/06/07	10.20
1983/06/08	11.60
1983/06/09	11.60
1983/06/10	20.60
1983/06/11	27.50
1983/06/12	25.40
1983/06/13	22.40
1983/06/14	21.20
1983/06/15	19.40
1983/06/16	16.40
1983/06/17	12.20
1983/06/18	9.60
1983/06/19	8.20
1983/06/20	7.20
1983/06/21	6.60
1983/06/22	6.20
1983/06/23	5.80
1983/06/24	7.60
1983/06/25	5.80
1983/06/26	6.80
1983/06/27	9.60
1983/06/28	10.60
1983/06/29	26.60
1983/06/30	66.20
1983/07/01	83.50
1983/07/02	73.80
1983/07/03	42.80
1983/07/04	27.20
1983/07/05	20.30
1983/07/06	14.30
1983/07/07	13.00
1983/07/08	10.60
1983/07/09	10.20
1983/07/10	9.60
1983/07/11	9.60
1983/07/12	16.10
1983/07/13	28.40
1983/07/14	22.10
1983/07/15	13.80
1983/07/16	13.60
1983/07/17	19.40
1983/07/18	21.80
1983/07/19	27.80
1983/07/20	31.10
1983/07/21	27.80
1983/07/22	24.80
1983/07/23	24.50
1983/07/24	21.20
1983/07/25	21.80
1983/07/26	22.40
1983/07/27	18.50
1983/07/28	18.80
1983/07/29	17.00
1983/07/30	21.80
1983/07/31	24.20
1983/08/01	24.50
1983/08/02	33.20
1983/08/03	43.40
1983/08/04	57.00
1983/08/05	49.40
1983/08/06	53.80
1983/08/07	39.50
1983/08/08	39.80
1983/08/09	38.30
1983/08/10	54.20
1983/08/11	76.00
1983/08/12	90.00
1983/08/13	104.50
1983/08/14	91.50
1983/08/15	80.50
1983/08/16	65.40
1983/08/17	61.80
1983/08/18	55.40
1983/08/19	53.00
1983/08/20	52.20
1983/08/21	82.50
1983/08/22	116.50
1983/08/23	115.00
1983/08/24	116.00
1983/08/25	117.50
1983/08/26	123.00
1983/08/27	129.50
1983/08/28	149.00
1983/08/29	158.40
1983/08/30	148.50
1983/08/31	136.00
1983/09/01	121.50
1983/09/02	110.00
1983/09/03	87.00
1983/09/04	89.50
1983/09/05	97.00
1983/09/06	114.00
1983/09/07	202.80
1983/09/08	284.90
1983/09/09	219.80
1983/09/10	192.00
1983/09/11	169.80
1983/09/12	153.60
1983/09/13	188.40
1983/09/14	309.40
1983/09/15	324.10
1983/09/16	324.10
1983/09/17	317.10
1983/09/18	301.00
1983/09/19	271.60
1983/09/20	233.80
1983/09/21	208.20
1983/09/22	201.60
1983/09/23	189.00
1983/09/24	161.40
1983/09/25	140.00
1983/09/26	120.50
1983/09/27	108.50
1983/09/28	103.00
1983/09/29	88.50
1983/09/30	76.50
1983/10/01	68.60
1983/10/02	61.40
1983/10/03	57.00
1983/10/04	106.00
1983/10/05	185.40
1983/10/06	207.00
1983/10/07	248.50
1983/10/08	293.30
1983/10/09	277.90
1983/10/10	252.00
1983/10/11	204.00
1983/10/12	156.00
1983/10/13	144.00
1983/10/14	137.50
1983/10/15	142.00
1983/10/16	199.20
1983/10/17	173.40
1983/10/18	173.40
1983/10/19	151.20
1983/10/20	133.50
1983/10/21	109.00
1983/10/22	96.00
1983/10/23	86.50
1983/10/24	81.00
1983/10/25	74.60
1983/10/26	69.00
1983/10/27	65.80
1983/10/28	61.80
1983/10/29	56.20
1983/10/30	52.20
1983/10/31	49.00
1983/11/01	48.20
1983/11/02	47.40
1983/11/03	46.70
1983/11/04	44.00
1983/11/05	45.50
1983/11/06	44.30
1983/11/07	40.70
1983/11/08	38.00
1983/11/09	36.20
1983/11/10	35.90
1983/11/11	42.20
1983/11/12	118.00
1983/11/13	127.00
1983/11/14	100.50
1983/11/15	78.50
1983/11/16	54.60
1983/11/17	46.40
1983/11/18	46.70
1983/11/19	43.40
1983/11/20	39.20
1983/11/21	35.90
1983/11/22	33.50
1983/11/23	31.10
1983/11/24	29.90
1983/11/25	28.10
1983/11/26	26.60
1983/11/27	25.40
1983/11/28	24.80
1983/11/29	23.90
1983/11/30	23.00
1983/12/01	22.40
1983/12/02	21.80
1983/12/03	21.20
1983/12/04	20.60
1983/12/05	20.00
1983/12/06	19.70
1983/12/07	19.10
1983/12/08	18.50
1983/12/09	18.20
1983/12/10	17.30
1983/12/11	16.70
1983/12/12	16.40
1983/12/13	16.10
1983/12/14	15.50
1983/12/15	15.20
1983/12/16	14.90
1983/12/17	14.90
1983/12/18	14.30
1983/12/19	13.80
1983/12/20	13.60
1983/12/21	13.40
1983/12/22	13.20
1983/12/23	13.00
1983/12/24	12.40
1983/12/25	12.80
1983/12/26	12.40
1983/12/27	12.00
1983/12/28	12.00
1983/12/29	12.40
1983/12/30	13.60
1983/12/31	15.50
#===========================================
# Number of observations = 365 / 365
# Average = 45.45