1981/01/01	3.20
1981/01/02	9.20
1981/01/03	47.20
1981/01/04	18.00
1981/01/05	69.00
1981/01/06	151.60
1981/01/07	132.00
1981/01/08	133.40
1981/01/09	119.40
1981/01/10	114.40
1981/01/11	25.60
1981/01/12	68.00
1981/01/13	69.00
1981/01/14	51.20
1981/01/15	17.50
1981/01/16	42.40
1981/01/17	55.00
1981/01/18	19.50
1981/01/19	50.40
1981/01/20	70.00
1981/01/21	70.00
1981/01/22	109.60
1981/01/23	112.00
1981/01/24	102.40
1981/01/25	114.40
1981/01/26	88.00
1981/01/27	112.00
1981/01/28	106.00
1981/01/29	129.20
1981/01/30	148.80
1981/01/31	306.00
1981/02/01	141.80
1981/02/02	139.00
1981/02/03	112.00
1981/02/04	151.60
1981/02/05	100.00
1981/02/06	132.00
1981/02/07	132.00
1981/02/08	126.40
1981/02/09	199.20
1981/02/10	160.00
1981/02/11	154.40
1981/02/12	255.00
1981/02/13	264.00
1981/02/14	184.00
1981/02/15	29.60
1981/02/16	100.00
1981/02/17	136.20
1981/02/18	129.20
1981/02/19	116.80
1981/02/20	161.60
1981/02/21	192.00
1981/02/22	174.40
1981/02/23	244.20
1981/02/24	206.40
1981/02/25	220.80
1981/02/26	242.40
1981/02/27	217.20
1981/02/28	240.60
1981/03/01	160.00
1981/03/02	264.00
1981/03/03	211.80
1981/03/04	204.60
1981/03/05	219.00
1981/03/06	190.40
1981/03/07	220.80
1981/03/08	129.20
1981/03/09	217.20
1981/03/10	206.40
1981/03/11	206.40
1981/03/12	253.20
1981/03/13	228.00
1981/03/14	302.00
1981/03/15	151.60
1981/03/16	208.20
1981/03/17	224.40
1981/03/18	213.60
1981/03/19	235.20
1981/03/20	193.80
1981/03/21	220.80
1981/03/22	125.00
1981/03/23	219.00
1981/03/24	246.00
1981/03/25	222.60
1981/03/26	237.00
1981/03/27	253.20
1981/03/28	240.60
1981/03/29	197.40
1981/03/30	155.80
1981/03/31	336.00
1981/04/01	368.60
1981/04/02	294.00
1981/04/03	352.00
1981/04/04	316.00
1981/04/05	253.00
1981/04/06	270.00
1981/04/07	290.00
1981/04/08	306.00
1981/04/09	286.00
1981/04/10	247.60
1981/04/11	235.00
1981/04/12	247.60
1981/04/13	158.00
1981/04/14	161.00
1981/04/15	231.40
1981/04/16	344.00
1981/04/17	350.00
1981/04/18	298.00
1981/04/19	215.80
1981/04/20	302.00
1981/04/21	294.00
1981/04/22	312.00
1981/04/23	262.00
1981/04/24	280.00
1981/04/25	292.00
1981/04/26	155.00
1981/04/27	224.30
1981/04/28	282.00
1981/04/29	330.00
1981/04/30	233.20
1981/05/01	202.20
1981/05/02	198.80
1981/05/03	210.70
1981/05/04	220.90
1981/05/05	242.20
1981/05/06	278.00
1981/05/07	262.00
1981/05/08	244.00
1981/05/09	238.60
1981/05/10	140.80
1981/05/11	256.60
1981/05/12	260.20
1981/05/13	268.00
1981/05/14	256.60
1981/05/15	229.60
1981/05/16	217.50
1981/05/17	140.80
1981/05/18	270.00
1981/05/19	274.00
1981/05/20	224.30
1981/05/21	278.00
1981/05/22	256.60
1981/05/23	260.20
1981/05/24	126.50
1981/05/25	140.80
1981/05/26	215.80
1981/05/27	240.40
1981/05/28	226.00
1981/05/29	244.00
1981/05/30	290.00
1981/05/31	176.00
1981/06/01	244.00
1981/06/02	229.60
1981/06/03	231.40
1981/06/04	247.60
1981/06/05	240.40
1981/06/06	238.60
1981/06/07	310.00
1981/06/08	292.00
1981/06/09	300.00
1981/06/10	247.60
1981/06/11	240.40
1981/06/12	245.80
1981/06/13	253.00
1981/06/14	286.00
1981/06/15	202.20
1981/06/16	249.40
1981/06/17	193.70
1981/06/18	262.00
1981/06/19	202.20
1981/06/20	155.00
1981/06/21	107.00
1981/06/22	129.10
1981/06/23	136.90
1981/06/24	161.00
1981/06/25	96.20
1981/06/26	110.90
1981/06/27	93.90
1981/06/28	69.00
1981/06/29	93.90
1981/06/30	114.80
1981/07/01	35.60
1981/07/02	32.10
1981/07/03	112.20
1981/07/04	146.00
1981/07/05	54.00
1981/07/06	37.80
1981/07/07	21.20
1981/07/08	16.00
1981/07/09	27.20
1981/07/10	17.60
1981/07/11	65.00
1981/07/12	59.40
1981/07/13	57.60
1981/07/14	46.80
1981/07/15	41.00
1981/07/16	23.70
1981/07/17	7.20
1981/07/18	7.20
1981/07/19	7.20
1981/07/20	14.00
1981/07/21	22.40
1981/07/22	21.20
1981/07/23	22.40
1981/07/24	20.60
1981/07/25	45.90
1981/07/26	13.00
1981/07/27	23.70
1981/07/28	45.00
1981/07/29	55.80
1981/07/30	58.50
1981/07/31	56.70
1981/08/01	60.30
1981/08/02	63.00
1981/08/03	58.50
1981/08/04	52.20
1981/08/05	64.00
1981/08/06	4.40
1981/08/07	0
1981/08/08	0
1981/08/09	0
1981/08/10	6.40
1981/08/11	3.00
1981/08/12	0
1981/08/13	8.00
1981/08/14	9.20
1981/08/15	10.00
1981/08/16	0
1981/08/17	55.80
1981/08/18	53.10
1981/08/19	48.60
1981/08/20	14.50
1981/08/21	14.50
1981/08/22	33.50
1981/08/23	41.00
1981/08/24	2.60
1981/08/25	44.20
1981/08/26	47.70
1981/08/27	68.00
1981/08/28	72.00
1981/08/29	38.60
1981/08/30	9.60
1981/08/31	73.00
1981/09/01	67.00
1981/09/02	70.00
1981/09/03	89.50
1981/09/04	90.60
1981/09/05	110.90
1981/09/06	24.40
1981/09/07	76.30
1981/09/08	85.10
1981/09/09	82.90
1981/09/10	59.40
1981/09/11	25.10
1981/09/12	91.70
1981/09/13	34.20
1981/09/14	15.50
1981/09/15	32.80
1981/09/16	30.70
1981/09/17	27.20
1981/09/18	28.60
1981/09/19	54.00
1981/09/20	22.40
1981/09/21	28.60
1981/09/22	46.80
1981/09/23	38.60
1981/09/24	41.80
1981/09/25	61.20
1981/09/26	84.00
1981/09/27	16.50
1981/09/28	41.00
1981/09/29	76.30
1981/09/30	87.30
1981/10/01	89.50
1981/10/02	88.40
1981/10/03	182.40
1981/10/04	37.00
1981/10/05	45.90
1981/10/06	34.20
1981/10/07	41.80
1981/10/08	30.00
1981/10/09	18.80
1981/10/10	1.80
1981/10/11	0
1981/10/12	1.60
1981/10/13	8.40
1981/10/14	6.00
1981/10/15	7.20
1981/10/16	3.00
1981/10/17	17.60
1981/10/18	4.80
1981/10/19	77.40
1981/10/20	97.40
1981/10/21	63.00
1981/10/22	73.00
1981/10/23	52.20
1981/10/24	87.30
1981/10/25	30.70
1981/10/26	67.00
1981/10/27	118.70
1981/10/28	134.30
1981/10/29	130.40
1981/10/30	143.40
1981/10/31	140.80
1981/11/01	69.00
1981/11/02	114.80
1981/11/03	129.10
1981/11/04	143.40
1981/11/05	146.00
1981/11/06	133.00
1981/11/07	176.00
1981/11/08	113.50
1981/11/09	98.60
1981/11/10	66.00
1981/11/11	41.00
1981/11/12	63.00
1981/11/13	87.30
1981/11/14	91.70
1981/11/15	30.70
1981/11/16	85.10
1981/11/17	104.60
1981/11/18	99.80
1981/11/19	112.20
1981/11/20	104.60
1981/11/21	110.90
1981/11/22	37.00
1981/11/23	99.80
1981/11/24	117.40
1981/11/25	109.60
1981/11/26	109.60
1981/11/27	126.50
1981/11/28	79.60
1981/11/29	20.00
1981/11/30	69.00
1981/12/01	47.70
1981/12/02	49.50
1981/12/03	47.70
1981/12/04	39.40
1981/12/05	12.50
1981/12/06	15.50
1981/12/07	31.40
1981/12/08	45.90
1981/12/09	42.60
1981/12/10	35.60
1981/12/11	82.90
1981/12/12	90.60
1981/12/13	31.40
1981/12/14	78.50
1981/12/15	74.10
1981/12/16	79.60
1981/12/17	96.20
1981/12/18	93.90
1981/12/19	66.00
1981/12/20	20.60
1981/12/21	68.00
1981/12/22	41.00
1981/12/23	32.10
1981/12/24	44.20
1981/12/25	32.10
1981/12/26	133.00
1981/12/27	29.30
1981/12/28	50.40
1981/12/29	61.20
1981/12/30	62.10
1981/12/31	25.10
#===========================================
# Number of observations = 365 / 365
# Average = 124.60