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	2.40
1980/04/02	2.40
1980/04/03	2.20
1980/04/04	2.00
1980/04/05	2.00
1980/04/06	2.20
1980/04/07	2.20
1980/04/08	2.20
1980/04/09	2.20
1980/04/10	2.00
1980/04/11	2.00
1980/04/12	1.80
1980/04/13	1.80
1980/04/14	1.80
1980/04/15	1.80
1980/04/16	1.80
1980/04/17	1.80
1980/04/18	1.60
1980/04/19	1.60
1980/04/20	1.60
1980/04/21	1.40
1980/04/22	1.40
1980/04/23	1.00
1980/04/24	0.70
1980/04/25	0.60
1980/04/26	0.50
1980/04/27	0.60
1980/04/28	0.60
1980/04/29	0.70
1980/04/30	0.60
1980/05/01	0.60
1980/05/02	0.60
1980/05/03	0.50
1980/05/04	0.50
1980/05/05	0.50
1980/05/06	0.90
1980/05/07	1.00
1980/05/08	1.00
1980/05/09	1.00
1980/05/10	0.90
1980/05/11	0.90
1980/05/12	0.80
1980/05/13	0.80
1980/05/14	0.80
1980/05/15	0.70
1980/05/16	0.70
1980/05/17	0.60
1980/05/18	0.50
1980/05/19	0.40
1980/05/20	1.00
1980/05/21	3.60
1980/05/22	5.30
1980/05/23	17.35
1980/05/24	78.00
1980/05/25	100.80
1980/05/26	113.70
1980/05/27	124.10
1980/05/28	169.20
1980/05/29	118.90
1980/05/30	98.40
1980/05/31	76.80
1980/06/01	63.00
1980/06/02	51.00
1980/06/03	42.00
1980/06/04	48.00
1980/06/05	51.00
1980/06/06	53.00
1980/06/07	46.00
1980/06/08	41.20
1980/06/09	36.40
1980/06/10	34.00
1980/06/11	31.60
1980/06/12	29.45
1980/06/13	31.60
1980/06/14	53.00
1980/06/15	50.00
1980/06/16	51.00
1980/06/17	52.00
1980/06/18	66.00
1980/06/19	68.40
1980/06/20	65.00
1980/06/21	90.00
1980/06/22	42.00
1980/06/23	63.00
1980/06/24	59.00
1980/06/25	36.40
1980/06/26	21.75
1980/06/27	22.30
1980/06/28	31.60
1980/06/29	22.85
1980/06/30	12.95
1980/07/01	78.00
1980/07/02	66.00
1980/07/03	52.00
1980/07/04	38.00
1980/07/05	29.45
1980/07/06	26.15
1980/07/07	26.15
1980/07/08	25.60
1980/07/09	25.05
1980/07/10	25.05
1980/07/11	23.40
1980/07/12	20.65
1980/07/13	19.55
1980/07/14	19.00
1980/07/15	19.00
1980/07/16	21.20
1980/07/17	22.30
1980/07/18	22.30
1980/07/19	21.75
1980/07/20	21.20
1980/07/21	21.75
1980/07/22	22.85
1980/07/23	31.60
1980/07/24	120.20
1980/07/25	137.80
1980/07/26	140.60
1980/07/27	240.00
1980/07/28	294.80
1980/07/29	354.20
1980/07/30	352.00
1980/07/31	347.60
1980/08/01	299.20
1980/08/02	274.00
1980/08/03	234.00
1980/08/04	177.20
1980/08/05	132.20
1980/08/06	102.00
1980/08/07	81.60
1980/08/08	68.40
1980/08/09	59.00
1980/08/10	54.00
1980/08/11	45.20
1980/08/12	40.40
1980/08/13	37.20
1980/08/14	33.20
1980/08/15	29.45
1980/08/16	29.45
1980/08/17	38.00
1980/08/18	61.00
1980/08/19	97.20
1980/08/20	143.60
1980/08/21	220.60
1980/08/22	232.00
1980/08/23	190.00
1980/08/24	172.40
1980/08/25	180.40
1980/08/26	209.80
1980/08/27	220.60
1980/08/28	197.20
1980/08/29	156.40
1980/08/30	121.50
1980/08/31	108.50
1980/09/01	151.60
1980/09/02	303.60
1980/09/03	472.00
1980/09/04	505.81
1980/09/05	104.60
1980/09/06	107.20
1980/09/07	113.70
1980/09/08	139.20
1980/09/09	180.40
1980/09/10	193.60
1980/09/11	658.40
1980/09/12	630.40
1980/09/13	588.40
1980/09/14	505.81
1980/09/15	407.60
1980/09/16	332.20
1980/09/17	316.80
1980/09/18	352.00
1980/09/19	360.80
1980/09/20	338.80
1980/09/21	303.60
1980/09/22	286.00
1980/09/23	254.00
1980/09/24	248.00
1980/09/25	224.20
1980/09/26	208.00
1980/09/27	183.60
1980/09/28	175.60
1980/09/29	167.60
1980/09/30	169.20
1980/10/01	166.00
1980/10/02	190.00
1980/10/03	286.00
1980/10/04	495.40
1980/10/05	605.20
1980/10/06	466.80
1980/10/07	352.00
1980/10/08	327.80
1980/10/09	345.40
1980/10/10	268.00
1980/10/11	202.60
1980/10/12	188.40
1980/10/13	182.00
1980/10/14	169.20
1980/10/15	151.60
1980/10/16	139.20
1980/10/17	148.40
1980/10/18	150.00
1980/10/19	139.20
1980/10/20	161.20
1980/10/21	185.20
1980/10/22	183.60
1980/10/23	148.40
1980/10/24	125.40
1980/10/25	111.10
1980/10/26	109.80
1980/10/27	104.60
1980/10/28	92.40
1980/10/29	82.80
1980/10/30	91.20
1980/10/31	75.60
1980/11/01	73.20
1980/11/02	73.20
1980/11/03	76.80
1980/11/04	81.60
1980/11/05	79.20
1980/11/06	75.60
1980/11/07	65.00
1980/11/08	73.20
1980/11/09	104.60
1980/11/10	129.40
1980/11/11	130.80
1980/11/12	125.40
1980/11/13	120.20
1980/11/14	105.90
1980/11/15	96.00
1980/11/16	86.40
1980/11/17	76.80
1980/11/18	79.20
1980/11/19	79.20
1980/11/20	76.80
1980/11/21	72.00
1980/11/22	67.20
1980/11/23	65.00
1980/11/24	63.00
1980/11/25	66.00
1980/11/26	67.20
1980/11/27	64.00
1980/11/28	61.00
1980/11/29	58.00
1980/11/30	53.00
1980/12/01	51.00
1980/12/02	51.00
1980/12/03	52.00
1980/12/04	49.00
1980/12/05	47.00
1980/12/06	47.00
1980/12/07	43.60
1980/12/08	42.00
1980/12/09	41.20
1980/12/10	42.80
1980/12/11	42.80
1980/12/12	42.80
1980/12/13	69.60
1980/12/14	191.80
1980/12/15	175.60
1980/12/16	174.00
1980/12/17	133.60
1980/12/18	104.60
1980/12/19	85.20
1980/12/20	72.00
1980/12/21	61.00
1980/12/22	54.00
1980/12/23	49.00
1980/12/24	43.60
1980/12/25	40.40
1980/12/26	38.00
1980/12/27	35.60
1980/12/28	34.00
1980/12/29	31.60
1980/12/30	30.00
1980/12/31	28.35
#===========================================
# Number of observations = 275 / 366
# Average = 105.17