1981/01/01	6.00
1981/01/02	6.00
1981/01/03	5.00
1981/01/04	5.00
1981/01/05	5.00
1981/01/06	5.00
1981/01/07	5.00
1981/01/08	5.00
1981/01/09	4.00
1981/01/10	4.00
1981/01/11	4.00
1981/01/12	4.00
1981/01/13	4.00
1981/01/14	4.00
1981/01/15	4.00
1981/01/16	4.00
1981/01/17	4.00
1981/01/18	4.00
1981/01/19	4.00
1981/01/20	4.00
1981/01/21	4.00
1981/01/22	3.00
1981/01/23	3.00
1981/01/24	3.00
1981/01/25	3.00
1981/01/26	3.00
1981/01/27	3.00
1981/01/28	3.00
1981/01/29	3.00
1981/01/30	3.00
1981/01/31	3.00
1981/02/01	3.00
1981/02/02	3.00
1981/02/03	3.00
1981/02/04	3.00
1981/02/05	3.00
1981/02/06	3.00
1981/02/07	3.00
1981/02/08	3.00
1981/02/09	3.00
1981/02/10	3.00
1981/02/11	2.00
1981/02/12	2.00
1981/02/13	2.00
1981/02/14	2.00
1981/02/15	2.00
1981/02/16	2.00
1981/02/17	2.00
1981/02/18	2.00
1981/02/19	2.00
1981/02/20	2.00
1981/02/21	2.00
1981/02/22	2.00
1981/02/23	2.00
1981/02/24	2.00
1981/02/25	2.00
1981/02/26	1.00
1981/02/27	1.00
1981/02/28	1.00
1981/03/01	1.00
1981/03/02	1.00
1981/03/03	1.00
1981/03/04	1.00
1981/03/05	1.00
1981/03/06	1.00
1981/03/07	1.00
1981/03/08	1.00
1981/03/09	1.00
1981/03/10	1.00
1981/03/11	1.00
1981/03/12	1.00
1981/03/13	1.00
1981/03/14	1.00
1981/03/15	1.00
1981/03/16	1.00
1981/03/17	1.00
1981/03/18	1.00
1981/03/19	1.00
1981/03/20	1.00
1981/03/21	1.00
1981/03/22	1.00
1981/03/23	1.00
1981/03/24	1.00
1981/03/25	1.00
1981/03/26	1.00
1981/03/27	1.00
1981/03/28	1.00
1981/03/29	1.00
1981/03/30	1.00
1981/03/31	1.00
1981/04/01	0
1981/04/02	0
1981/04/03	1.00
1981/04/04	0
1981/04/05	0
1981/04/06	1.00
1981/04/07	1.00
1981/04/08	0
1981/04/09	0
1981/04/10	1.00
1981/04/11	1.00
1981/04/12	1.00
1981/04/13	1.00
1981/04/14	1.00
1981/04/15	0
1981/04/16	1.00
1981/04/17	1.00
1981/04/18	1.00
1981/04/19	0
1981/04/20	1.00
1981/04/21	1.00
1981/04/22	1.00
1981/04/23	1.00
1981/04/24	1.00
1981/04/25	1.00
1981/04/26	1.00
1981/04/27	0
1981/04/28	0
1981/04/29	1.00
1981/04/30	20.00
1981/05/01	13.00
1981/05/02	8.00
1981/05/03	6.00
1981/05/04	4.00
1981/05/05	4.00
1981/05/06	3.00
1981/05/07	4.00
1981/05/08	7.00
1981/05/09	27.00
1981/05/10	35.00
1981/05/11	22.00
1981/05/12	17.00
1981/05/13	14.00
1981/05/14	14.00
1981/05/15	24.00
1981/05/16	17.00
1981/05/17	11.00
1981/05/18	8.00
1981/05/19	10.00
1981/05/20	40.00
1981/05/21	71.00
1981/05/22	59.00
1981/05/23	72.00
1981/05/24	204.00
1981/05/25	764.00
1981/05/26	578.00
1981/05/27	347.00
1981/05/28	225.00
1981/05/29	162.00
1981/05/30	140.00
1981/05/31	131.00
1981/06/01	130.00
1981/06/02	153.00
1981/06/03	160.00
1981/06/04	141.00
1981/06/05	127.00
1981/06/06	99.00
1981/06/07	80.00
1981/06/08	67.00
1981/06/09	55.00
1981/06/10	46.00
1981/06/11	40.00
1981/06/12	45.00
1981/06/13	46.00
1981/06/14	52.00
1981/06/15	56.00
1981/06/16	49.00
1981/06/17	42.00
1981/06/18	50.00
1981/06/19	48.00
1981/06/20	57.00
1981/06/21	78.00
1981/06/22	80.00
1981/06/23	69.00
1981/06/24	66.00
1981/06/25	72.00
1981/06/26	100.00
1981/06/27	97.00
1981/06/28	86.00
1981/06/29	71.00
1981/06/30	62.00
1981/07/01	59.00
1981/07/02	49.00
1981/07/03	40.00
1981/07/04	33.00
1981/07/05	28.00
1981/07/06	28.00
1981/07/07	256.00
1981/07/08	1244.00
1981/07/09	1607.00
1981/07/10	864.00
1981/07/11	397.00
1981/07/12	580.00
1981/07/13	541.00
1981/07/14	341.00
1981/07/15	239.00
1981/07/16	190.00
1981/07/17	189.00
1981/07/18	190.00
1981/07/19	194.00
1981/07/20	313.00
1981/07/21	547.00
1981/07/22	606.00
1981/07/23	851.00
1981/07/24	555.00
1981/07/25	386.00
1981/07/26	500.00
1981/07/27	651.00
1981/07/28	473.00
1981/07/29	428.00
1981/07/30	382.00
1981/07/31	406.00
1981/08/01	558.00
1981/08/02	558.00
1981/08/03	423.00
1981/08/04	355.00
1981/08/05	321.00
1981/08/06	621.00
1981/08/07	861.00
1981/08/08	942.00
1981/08/09	589.00
1981/08/10	421.00
1981/08/11	386.00
1981/08/12	684.00
1981/08/13	936.00
1981/08/14	522.00
1981/08/15	379.00
1981/08/16	304.00
1981/08/17	244.00
1981/08/18	203.00
1981/08/19	240.00
1981/08/20	247.00
1981/08/21	412.00
1981/08/22	410.00
1981/08/23	296.00
1981/08/24	237.00
1981/08/25	203.00
1981/08/26	234.00
1981/08/27	225.00
1981/08/28	198.00
1981/08/29	179.00
1981/08/30	167.00
1981/08/31	157.00
1981/09/01	133.00
1981/09/02	122.00
1981/09/03	463.00
1981/09/04	458.00
1981/09/05	335.00
1981/09/06	287.00
1981/09/07	325.00
1981/09/08	327.00
1981/09/09	353.00
1981/09/10	307.00
1981/09/11	235.00
1981/09/12	194.00
1981/09/13	173.00
1981/09/14	169.00
1981/09/15	156.00
1981/09/16	130.00
1981/09/17	112.00
1981/09/18	103.00
1981/09/19	112.00
1981/09/20	112.00
1981/09/21	104.00
1981/09/22	97.00
1981/09/23	96.00
1981/09/24	115.00
1981/09/25	126.00
1981/09/26	119.00
1981/09/27	119.00
1981/09/28	108.00
1981/09/29	95.00
1981/09/30	88.00
1981/10/01	80.00
1981/10/02	80.00
1981/10/03	89.00
1981/10/04	93.00
1981/10/05	95.00
1981/10/06	141.00
1981/10/07	149.00
1981/10/08	167.00
1981/10/09	186.00
1981/10/10	183.00
1981/10/11	283.00
1981/10/12	393.00
1981/10/13	384.00
1981/10/14	265.00
1981/10/15	198.00
1981/10/16	163.00
1981/10/17	187.00
1981/10/18	289.00
1981/10/19	311.00
1981/10/20	327.00
1981/10/21	309.00
1981/10/22	240.00
1981/10/23	195.00
1981/10/24	173.00
1981/10/25	166.00
1981/10/26	153.00
1981/10/27	152.00
1981/10/28	143.00
1981/10/29	146.00
1981/10/30	128.00
1981/10/31	111.00
1981/11/01	94.00
1981/11/02	86.00
1981/11/03	82.00
1981/11/04	78.00
1981/11/05	77.00
1981/11/06	83.00
1981/11/07	82.00
1981/11/08	77.00
1981/11/09	73.00
1981/11/10	71.00
1981/11/11	68.00
1981/11/12	67.00
1981/11/13	63.00
1981/11/14	62.00
1981/11/15	64.00
1981/11/16	67.00
1981/11/17	82.00
1981/11/18	117.00
1981/11/19	139.00
1981/11/20	307.00
1981/11/21	242.00
1981/11/22	174.00
1981/11/23	133.00
1981/11/24	111.00
1981/11/25	97.00
1981/11/26	88.00
1981/11/27	81.00
1981/11/28	77.00
1981/11/29	71.00
1981/11/30	66.00
1981/12/01	61.00
1981/12/02	57.00
1981/12/03	54.00
1981/12/04	51.00
1981/12/05	49.00
1981/12/06	47.00
1981/12/07	45.00
1981/12/08	43.00
1981/12/09	41.00
1981/12/10	40.00
1981/12/11	40.00
1981/12/12	38.00
1981/12/13	37.00
1981/12/14	36.00
1981/12/15	35.00
1981/12/16	34.00
1981/12/17	33.00
1981/12/18	31.00
1981/12/19	30.00
1981/12/20	29.00
1981/12/21	28.00
1981/12/22	27.00
1981/12/23	25.00
1981/12/24	24.00
1981/12/25	23.00
1981/12/26	23.00
1981/12/27	22.00
1981/12/28	21.00
1981/12/29	21.00
1981/12/30	20.00
1981/12/31	20.00
#===========================================
# Number of observations = 365 / 365
# Average = 128.81