1984/01/01	6.40
1984/01/02	6.20
1984/01/03	6.20
1984/01/04	6.00
1984/01/05	6.00
1984/01/06	5.80
1984/01/07	5.60
1984/01/08	5.60
1984/01/09	5.40
1984/01/10	5.40
1984/01/11	5.40
1984/01/12	5.20
1984/01/13	5.20
1984/01/14	5.20
1984/01/15	5.20
1984/01/16	5.20
1984/01/17	5.20
1984/01/18	5.00
1984/01/19	4.80
1984/01/20	5.00
1984/01/21	5.00
1984/01/22	5.00
1984/01/23	4.80
1984/01/24	4.80
1984/01/25	4.80
1984/01/26	4.80
1984/01/27	4.80
1984/01/28	4.60
1984/01/29	4.60
1984/01/30	4.60
1984/01/31	4.60
1984/02/01	4.40
1984/02/02	4.40
1984/02/03	4.40
1984/02/04	4.40
1984/02/05	4.40
1984/02/06	4.40
1984/02/07	4.20
1984/02/08	4.20
1984/02/09	4.20
1984/02/10	4.20
1984/02/11	4.00
1984/02/12	3.80
1984/02/13	4.20
1984/02/14	4.00
1984/02/15	4.00
1984/02/16	5.20
1984/02/17	4.00
1984/02/18	4.00
1984/02/19	3.80
1984/02/20	3.80
1984/02/21	3.80
1984/02/22	3.60
1984/02/23	3.60
1984/02/24	3.40
1984/02/25	3.20
1984/02/26	3.20
1984/02/27	5.80
1984/02/28	4.00
1984/02/29	3.20
1984/03/01	3.20
1984/03/02	3.00
1984/03/03	3.00
1984/03/04	3.00
1984/03/05	3.00
1984/03/06	3.00
1984/03/07	3.00
1984/03/08	2.80
1984/03/09	2.80
1984/03/10	2.80
1984/03/11	2.80
1984/03/12	2.80
1984/03/13	2.60
1984/03/14	2.60
1984/03/15	2.40
1984/03/16	2.40
1984/03/17	2.40
1984/03/18	2.40
1984/03/19	2.40
1984/03/20	2.20
1984/03/21	2.20
1984/03/22	2.20
1984/03/23	2.20
1984/03/24	2.00
1984/03/25	2.00
1984/03/26	2.00
1984/03/27	1.80
1984/03/28	1.80
1984/03/29	1.80
1984/03/30	1.80
1984/03/31	1.80
1984/04/01	1.35
1984/04/02	1.35
1984/04/03	1.35
1984/04/04	1.35
1984/04/05	1.20
1984/04/06	1.20
1984/04/07	1.20
1984/04/08	1.20
1984/04/09	3.40
1984/04/10	2.25
1984/04/11	1.50
1984/04/12	1.50
1984/04/13	1.50
1984/04/14	1.80
1984/04/15	3.60
1984/04/16	2.25
1984/04/17	2.10
1984/04/18	1.95
1984/04/19	1.65
1984/04/20	1.50
1984/04/21	1.50
1984/04/22	1.35
1984/04/23	7.00
1984/04/24	6.00
1984/04/25	2.25
1984/04/26	1.95
1984/04/27	1.80
1984/04/28	1.65
1984/04/29	1.50
1984/04/30	1.35
1984/05/01	2.10
1984/05/02	2.10
1984/05/03	1.95
1984/05/04	1.80
1984/05/05	1.50
1984/05/06	1.80
1984/05/07	2.40
1984/05/08	5.00
1984/05/09	4.40
1984/05/10	3.20
1984/05/11	2.70
1984/05/12	2.40
1984/05/13	2.10
1984/05/14	1.80
1984/05/15	2.40
1984/05/16	3.20
1984/05/17	2.70
1984/05/18	29.50
1984/05/19	17.40
1984/05/20	6.60
1984/05/21	6.00
1984/05/22	5.20
1984/05/23	6.00
1984/05/24	4.20
1984/05/25	4.20
1984/05/26	3.60
1984/05/27	5.20
1984/05/28	4.80
1984/05/29	3.80
1984/05/30	4.60
1984/05/31	4.00
1984/06/01	3.60
1984/06/02	5.80
1984/06/03	6.20
1984/06/04	7.20
1984/06/05	12.60
1984/06/06	15.00
1984/06/07	9.00
1984/06/08	8.60
1984/06/09	12.60
1984/06/10	9.60
1984/06/11	7.40
1984/06/12	42.00
1984/06/13	21.90
1984/06/14	12.90
1984/06/15	8.80
1984/06/16	7.00
1984/06/17	6.60
1984/06/18	5.80
1984/06/19	6.00
1984/06/20	6.00
1984/06/21	5.80
1984/06/22	8.00
1984/06/23	12.00
1984/06/24	15.30
1984/06/25	9.00
1984/06/26	8.00
1984/06/27	55.50
1984/06/28	20.10
1984/06/29	14.40
1984/06/30	16.50
1984/07/01	12.30
1984/07/02	20.45
1984/07/03	43.35
1984/07/04	45.60
1984/07/05	55.50
1984/07/06	31.10
1984/07/07	71.60
1984/07/08	35.50
1984/07/09	72.80
1984/07/10	240.80
1984/07/11	108.20
1984/07/12	67.00
1984/07/13	54.00
1984/07/14	80.00
1984/07/15	71.00
1984/07/16	71.60
1984/07/17	57.50
1984/07/18	45.15
1984/07/19	37.10
1984/07/20	31.90
1984/07/21	41.55
1984/07/22	35.90
1984/07/23	55.00
1984/07/24	29.50
1984/07/25	28.30
1984/07/26	23.50
1984/07/27	29.90
1984/07/28	28.30
1984/07/29	47.85
1984/07/30	38.85
1984/07/31	32.70
1984/08/01	25.50
1984/08/02	21.90
1984/08/03	19.75
1984/08/04	18.00
1984/08/05	33.90
1984/08/06	27.10
1984/08/07	36.70
1984/08/08	33.90
1984/08/09	106.80
1984/08/10	60.50
1984/08/11	71.00
1984/08/12	48.30
1984/08/13	42.45
1984/08/14	77.00
1984/08/15	104.00
1984/08/16	124.30
1984/08/17	86.50
1984/08/18	68.00
1984/08/19	78.80
1984/08/20	106.80
1984/08/21	58.00
1984/08/22	48.75
1984/08/23	42.45
1984/08/24	37.50
1984/08/25	34.30
1984/08/26	40.65
1984/08/27	42.00
1984/08/28	42.45
1984/08/29	39.75
1984/08/30	64.00
1984/08/31	69.00
1984/09/01	70.00
1984/09/02	133.00
1984/09/03	109.60
1984/09/04	120.10
1984/09/05	105.40
1984/09/06	85.10
1984/09/07	136.60
1984/09/08	98.40
1984/09/09	71.00
1984/09/10	63.00
1984/09/11	56.50
1984/09/12	50.55
1984/09/13	45.15
1984/09/14	44.25
1984/09/15	39.75
1984/09/16	36.30
1984/09/17	36.70
1984/09/18	33.50
1984/09/19	40.65
1984/09/20	34.30
1984/09/21	31.90
1984/09/22	28.30
1984/09/23	30.70
1984/09/24	25.90
1984/09/25	24.70
1984/09/26	19.40
1984/09/27	18.00
1984/09/28	19.40
1984/09/29	19.75
1984/09/30	20.10
1984/10/01	21.15
1984/10/02	19.05
1984/10/03	18.00
1984/10/04	17.10
1984/10/05	21.90
1984/10/06	19.05
1984/10/07	20.45
1984/10/08	25.90
1984/10/09	21.15
1984/10/10	19.75
1984/10/11	17.70
1984/10/12	18.00
1984/10/13	19.75
1984/10/14	16.20
1984/10/15	15.90
1984/10/16	15.60
1984/10/17	15.60
1984/10/18	46.05
1984/10/19	35.90
1984/10/20	42.00
1984/10/21	27.10
1984/10/22	22.70
1984/10/23	20.80
1984/10/24	18.70
1984/10/25	17.10
1984/10/26	16.50
1984/10/27	15.90
1984/10/28	15.30
1984/10/29	15.30
1984/10/30	14.40
1984/10/31	14.10
1984/11/01	13.80
1984/11/02	13.20
1984/11/03	12.90
1984/11/04	12.30
1984/11/05	12.00
1984/11/06	11.70
1984/11/07	11.40
1984/11/08	11.10
1984/11/09	11.10
1984/11/10	10.80
1984/11/11	10.80
1984/11/12	10.50
1984/11/13	10.20
1984/11/14	9.90
1984/11/15	9.60
1984/11/16	9.30
1984/11/17	9.00
1984/11/18	9.00
1984/11/19	8.80
1984/11/20	8.80
1984/11/21	8.60
1984/11/22	8.60
1984/11/23	8.40
1984/11/24	8.40
1984/11/25	8.40
1984/11/26	8.20
1984/11/27	8.20
1984/11/28	8.00
1984/11/29	8.00
1984/11/30	7.80
1984/12/01	7.60
1984/12/02	7.40
1984/12/03	7.20
1984/12/04	7.20
1984/12/05	7.20
1984/12/06	7.00
1984/12/07	7.00
1984/12/08	7.00
1984/12/09	6.80
1984/12/10	6.80
1984/12/11	6.80
1984/12/12	6.80
1984/12/13	6.60
1984/12/14	6.60
1984/12/15	6.60
1984/12/16	6.60
1984/12/17	6.60
1984/12/18	6.60
1984/12/19	6.40
1984/12/20	6.40
1984/12/21	6.40
1984/12/22	6.40
1984/12/23	6.40
1984/12/24	6.40
1984/12/25	6.20
1984/12/26	6.20
1984/12/27	6.20
1984/12/28	6.20
1984/12/29	6.20
1984/12/30	6.00
1984/12/31	6.00
#===========================================
# Number of observations = 366 / 366
# Average = 19.39