1980/01/01	-9999
1980/01/02	-9999
1980/01/03	-9999
1980/01/04	-9999
1980/01/05	-9999
1980/01/06	-9999
1980/01/07	-9999
1980/01/08	-9999
1980/01/09	-9999
1980/01/10	-9999
1980/01/11	-9999
1980/01/12	-9999
1980/01/13	-9999
1980/01/14	-9999
1980/01/15	-9999
1980/01/16	-9999
1980/01/17	-9999
1980/01/18	-9999
1980/01/19	-9999
1980/01/20	-9999
1980/01/21	-9999
1980/01/22	-9999
1980/01/23	-9999
1980/01/24	-9999
1980/01/25	-9999
1980/01/26	-9999
1980/01/27	-9999
1980/01/28	-9999
1980/01/29	-9999
1980/01/30	-9999
1980/01/31	-9999
1980/02/01	-9999
1980/02/02	-9999
1980/02/03	-9999
1980/02/04	-9999
1980/02/05	-9999
1980/02/06	-9999
1980/02/07	-9999
1980/02/08	-9999
1980/02/09	-9999
1980/02/10	-9999
1980/02/11	-9999
1980/02/12	-9999
1980/02/13	-9999
1980/02/14	-9999
1980/02/15	-9999
1980/02/16	-9999
1980/02/17	-9999
1980/02/18	-9999
1980/02/19	-9999
1980/02/20	-9999
1980/02/21	-9999
1980/02/22	-9999
1980/02/23	-9999
1980/02/24	-9999
1980/02/25	-9999
1980/02/26	-9999
1980/02/27	-9999
1980/02/28	-9999
1980/02/29	-9999
1980/03/01	-9999
1980/03/02	-9999
1980/03/03	-9999
1980/03/04	-9999
1980/03/05	-9999
1980/03/06	-9999
1980/03/07	-9999
1980/03/08	-9999
1980/03/09	-9999
1980/03/10	-9999
1980/03/11	-9999
1980/03/12	-9999
1980/03/13	-9999
1980/03/14	-9999
1980/03/15	-9999
1980/03/16	-9999
1980/03/17	-9999
1980/03/18	-9999
1980/03/19	-9999
1980/03/20	-9999
1980/03/21	-9999
1980/03/22	-9999
1980/03/23	-9999
1980/03/24	-9999
1980/03/25	-9999
1980/03/26	-9999
1980/03/27	-9999
1980/03/28	-9999
1980/03/29	-9999
1980/03/30	-9999
1980/03/31	-9999
1980/04/01	237.00
1980/04/02	77.00
1980/04/03	100.00
1980/04/04	120.80
1980/04/05	86.80
1980/04/06	115.60
1980/04/07	79.00
1980/04/08	119.40
1980/04/09	104.80
1980/04/10	95.20
1980/04/11	102.40
1980/04/12	48.00
1980/04/13	85.60
1980/04/14	94.00
1980/04/15	112.00
1980/04/16	114.40
1980/04/17	106.00
1980/04/18	94.00
1980/04/19	102.40
1980/04/20	71.00
1980/04/21	107.20
1980/04/22	109.60
1980/04/23	104.80
1980/04/24	89.20
1980/04/25	98.80
1980/04/26	106.00
1980/04/27	83.20
1980/04/28	101.20
1980/04/29	116.80
1980/04/30	108.40
1980/05/01	70.00
1980/05/02	85.60
1980/05/03	129.20
1980/05/04	74.00
1980/05/05	81.00
1980/05/06	132.00
1980/05/07	113.20
1980/05/08	129.20
1980/05/09	164.80
1980/05/10	95.20
1980/05/11	62.00
1980/05/12	85.60
1980/05/13	89.20
1980/05/14	164.80
1980/05/15	188.80
1980/05/16	100.00
1980/05/17	57.00
1980/05/18	37.60
1980/05/19	62.00
1980/05/20	61.00
1980/05/21	79.00
1980/05/22	49.60
1980/05/23	48.00
1980/05/24	44.00
1980/05/25	48.80
1980/05/26	85.60
1980/05/27	40.00
1980/05/28	61.00
1980/05/29	86.80
1980/05/30	55.00
1980/05/31	107.20
1980/06/01	19.50
1980/06/02	47.20
1980/06/03	70.00
1980/06/04	83.20
1980/06/05	90.40
1980/06/06	90.40
1980/06/07	160.00
1980/06/08	96.40
1980/06/09	182.40
1980/06/10	109.60
1980/06/11	76.00
1980/06/12	46.40
1980/06/13	102.40
1980/06/14	75.00
1980/06/15	10.40
1980/06/16	52.00
1980/06/17	49.60
1980/06/18	43.20
1980/06/19	33.60
1980/06/20	27.40
1980/06/21	9.60
1980/06/22	6.40
1980/06/23	20.00
1980/06/24	25.00
1980/06/25	32.80
1980/06/26	25.00
1980/06/27	15.50
1980/06/28	38.40
1980/06/29	6.80
1980/06/30	7.60
1980/07/01	15.00
1980/07/02	50.40
1980/07/03	48.00
1980/07/04	36.00
1980/07/05	34.40
1980/07/06	9.20
1980/07/07	47.20
1980/07/08	81.00
1980/07/09	19.00
1980/07/10	79.00
1980/07/11	18.00
1980/07/12	37.60
1980/07/13	11.20
1980/07/14	48.00
1980/07/15	22.00
1980/07/16	48.00
1980/07/17	19.00
1980/07/18	56.00
1980/07/19	17.50
1980/07/20	8.40
1980/07/21	113.20
1980/07/22	112.00
1980/07/23	146.00
1980/07/24	132.00
1980/07/25	140.40
1980/07/26	81.00
1980/07/27	9.60
1980/07/28	58.00
1980/07/29	62.00
1980/07/30	116.80
1980/07/31	60.00
1980/08/01	11.60
1980/08/02	22.00
1980/08/03	21.00
1980/08/04	25.00
1980/08/05	20.50
1980/08/06	17.00
1980/08/07	21.00
1980/08/08	69.00
1980/08/09	14.50
1980/08/10	8.40
1980/08/11	4.00
1980/08/12	4.80
1980/08/13	32.80
1980/08/14	69.00
1980/08/15	86.80
1980/08/16	41.60
1980/08/17	80.00
1980/08/18	59.00
1980/08/19	72.00
1980/08/20	72.00
1980/08/21	85.60
1980/08/22	78.00
1980/08/23	26.80
1980/08/24	4.40
1980/08/25	5.20
1980/08/26	30.40
1980/08/27	45.60
1980/08/28	58.00
1980/08/29	78.00
1980/08/30	95.20
1980/08/31	23.80
1980/09/01	34.40
1980/09/02	38.40
1980/09/03	36.80
1980/09/04	11.60
1980/09/05	15.00
1980/09/06	11.60
1980/09/07	6.40
1980/09/08	31.20
1980/09/09	31.20
1980/09/10	10.40
1980/09/11	13.50
1980/09/12	10.00
1980/09/13	3.40
1980/09/14	3.00
1980/09/15	8.40
1980/09/16	13.00
1980/09/17	23.20
1980/09/18	25.60
1980/09/19	5.20
1980/09/20	13.50
1980/09/21	15.00
1980/09/22	18.50
1980/09/23	3.60
1980/09/24	2.60
1980/09/25	2.60
1980/09/26	2.40
1980/09/27	2.40
1980/09/28	2.40
1980/09/29	2.40
1980/09/30	2.40
1980/10/01	3.40
1980/10/02	6.80
1980/10/03	4.80
1980/10/04	67.00
1980/10/05	5.60
1980/10/06	27.40
1980/10/07	18.00
1980/10/08	4.00
1980/10/09	3.60
1980/10/10	2.80
1980/10/11	3.60
1980/10/12	2.80
1980/10/13	2.60
1980/10/14	2.60
1980/10/15	30.40
1980/10/16	4.40
1980/10/17	3.40
1980/10/18	60.00
1980/10/19	6.80
1980/10/20	70.00
1980/10/21	11.60
1980/10/22	3.60
1980/10/23	2.80
1980/10/24	3.00
1980/10/25	3.20
1980/10/26	2.80
1980/10/27	20.00
1980/10/28	4.00
1980/10/29	3.60
1980/10/30	3.40
1980/10/31	2.80
1980/11/01	23.80
1980/11/02	20.50
1980/11/03	12.50
1980/11/04	13.50
1980/11/05	13.50
1980/11/06	30.40
1980/11/07	28.80
1980/11/08	23.80
1980/11/09	12.00
1980/11/10	18.00
1980/11/11	34.40
1980/11/12	36.80
1980/11/13	32.00
1980/11/14	32.00
1980/11/15	80.00
1980/11/16	112.00
1980/11/17	83.20
1980/11/18	100.00
1980/11/19	92.80
1980/11/20	91.60
1980/11/21	101.20
1980/11/22	32.00
1980/11/23	15.50
1980/11/24	46.40
1980/11/25	58.00
1980/11/26	61.00
1980/11/27	18.50
1980/11/28	21.50
1980/11/29	22.60
1980/11/30	18.50
1980/12/01	52.00
1980/12/02	55.00
1980/12/03	49.60
1980/12/04	54.00
1980/12/05	20.50
1980/12/06	110.80
1980/12/07	53.00
1980/12/08	146.00
1980/12/09	84.40
1980/12/10	14.50
1980/12/11	18.50
1980/12/12	35.20
1980/12/13	62.00
1980/12/14	55.00
1980/12/15	130.60
1980/12/16	134.80
1980/12/17	127.80
1980/12/18	48.00
1980/12/19	23.20
1980/12/20	9.20
1980/12/21	5.60
1980/12/22	38.40
1980/12/23	20.50
1980/12/24	16.50
1980/12/25	18.50
1980/12/26	13.00
1980/12/27	6.80
1980/12/28	3.80
1980/12/29	54.00
1980/12/30	12.00
1980/12/31	4.80
#===========================================
# Number of observations = 275 / 366
# Average = 50.93