1980/01/01	282.00
1980/01/02	245.00
1980/01/03	212.00
1980/01/04	186.00
1980/01/05	165.00
1980/01/06	157.00
1980/01/07	169.00
1980/01/08	186.00
1980/01/09	193.00
1980/01/10	180.00
1980/01/11	164.00
1980/01/12	150.00
1980/01/13	141.00
1980/01/14	138.00
1980/01/15	137.00
1980/01/16	187.00
1980/01/17	267.00
1980/01/18	311.00
1980/01/19	345.00
1980/01/20	360.00
1980/01/21	336.00
1980/01/22	343.00
1980/01/23	318.00
1980/01/24	255.00
1980/01/25	239.00
1980/01/26	267.00
1980/01/27	245.00
1980/01/28	227.00
1980/01/29	255.00
1980/01/30	271.00
1980/01/31	222.00
1980/02/01	180.00
1980/02/02	152.00
1980/02/03	135.00
1980/02/04	133.00
1980/02/05	173.00
1980/02/06	203.00
1980/02/07	187.00
1980/02/08	197.00
1980/02/09	241.00
1980/02/10	271.00
1980/02/11	263.00
1980/02/12	249.00
1980/02/13	231.00
1980/02/14	197.00
1980/02/15	165.00
1980/02/16	187.00
1980/02/17	253.00
1980/02/18	222.00
1980/02/19	178.00
1980/02/20	152.00
1980/02/21	122.00
1980/02/22	116.00
1980/02/23	113.00
1980/02/24	122.00
1980/02/25	133.00
1980/02/26	145.00
1980/02/27	150.00
1980/02/28	152.00
1980/02/29	153.00
1980/03/01	162.00
1980/03/02	162.00
1980/03/03	157.00
1980/03/04	182.00
1980/03/05	176.00
1980/03/06	160.00
1980/03/07	141.00
1980/03/08	143.00
1980/03/09	152.00
1980/03/10	199.00
1980/03/11	220.00
1980/03/12	220.00
1980/03/13	193.00
1980/03/14	186.00
1980/03/15	197.00
1980/03/16	214.00
1980/03/17	220.00
1980/03/18	229.00
1980/03/19	231.00
1980/03/20	222.00
1980/03/21	218.00
1980/03/22	224.00
1980/03/23	239.00
1980/03/24	247.00
1980/03/25	241.00
1980/03/26	243.00
1980/03/27	229.00
1980/03/28	237.00
1980/03/29	243.00
1980/03/30	247.00
1980/03/31	255.00
1980/04/01	230.00
1980/04/02	220.00
1980/04/03	211.00
1980/04/04	204.00
1980/04/05	221.00
1980/04/06	212.00
1980/04/07	216.00
1980/04/08	228.00
1980/04/09	218.00
1980/04/10	207.00
1980/04/11	195.00
1980/04/12	198.00
1980/04/13	209.00
1980/04/14	214.00
1980/04/15	211.00
1980/04/16	188.00
1980/04/17	158.00
1980/04/18	151.00
1980/04/19	178.00
1980/04/20	207.00
1980/04/21	216.00
1980/04/22	207.00
1980/04/23	206.00
1980/04/24	186.00
1980/04/25	184.00
1980/04/26	197.00
1980/04/27	202.00
1980/04/28	197.00
1980/04/29	192.00
1980/04/30	200.00
1980/05/01	198.00
1980/05/02	192.00
1980/05/03	202.00
1980/05/04	211.00
1980/05/05	197.00
1980/05/06	183.00
1980/05/07	202.00
1980/05/08	218.00
1980/05/09	202.00
1980/05/10	214.00
1980/05/11	237.00
1980/05/12	258.00
1980/05/13	288.00
1980/05/14	267.00
1980/05/15	234.00
1980/05/16	190.00
1980/05/17	195.00
1980/05/18	267.00
1980/05/19	335.00
1980/05/20	312.00
1980/05/21	281.00
1980/05/22	249.00
1980/05/23	382.00
1980/05/24	890.00
1980/05/25	1026.00
1980/05/26	893.00
1980/05/27	729.00
1980/05/28	629.00
1980/05/29	578.00
1980/05/30	545.00
1980/05/31	587.00
1980/06/01	605.00
1980/06/02	527.00
1980/06/03	473.00
1980/06/04	467.00
1980/06/05	416.00
1980/06/06	530.00
1980/06/07	384.00
1980/06/08	402.00
1980/06/09	416.00
1980/06/10	427.00
1980/06/11	456.00
1980/06/12	473.00
1980/06/13	518.00
1980/06/14	533.00
1980/06/15	560.00
1980/06/16	611.00
1980/06/17	680.00
1980/06/18	665.00
1980/06/19	650.00
1980/06/20	680.00
1980/06/21	718.00
1980/06/22	757.00
1980/06/23	911.00
1980/06/24	1019.00
1980/06/25	1066.00
1980/06/26	1066.00
1980/06/27	1074.00
1980/06/28	1050.00
1980/06/29	1009.00
1980/06/30	977.00
1980/07/01	946.00
1980/07/02	939.00
1980/07/03	900.00
1980/07/04	865.00
1980/07/05	827.00
1980/07/06	806.00
1980/07/07	788.00
1980/07/08	757.00
1980/07/09	715.00
1980/07/10	662.00
1980/07/11	635.00
1980/07/12	647.00
1980/07/13	626.00
1980/07/14	626.00
1980/07/15	593.00
1980/07/16	560.00
1980/07/17	500.00
1980/07/18	494.00
1980/07/19	489.00
1980/07/20	486.00
1980/07/21	500.00
1980/07/22	548.00
1980/07/23	638.00
1980/07/24	712.00
1980/07/25	820.00
1980/07/26	911.00
1980/07/27	1019.00
1980/07/28	1230.00
1980/07/29	1318.00
1980/07/30	1358.00
1980/07/31	1398.00
1980/08/01	1454.00
1980/08/02	1534.00
1980/08/03	1570.00
1980/08/04	1586.00
1980/08/05	1582.00
1980/08/06	1566.00
1980/08/07	1526.00
1980/08/08	1474.00
1980/08/09	1422.00
1980/08/10	1338.00
1980/08/11	1246.00
1980/08/12	1170.00
1980/08/13	1086.00
1980/08/14	1019.00
1980/08/15	953.00
1980/08/16	890.00
1980/08/17	827.00
1980/08/18	809.00
1980/08/19	848.00
1980/08/20	830.00
1980/08/21	788.00
1980/08/22	802.00
1980/08/23	862.00
1980/08/24	921.00
1980/08/25	974.00
1980/08/26	1034.00
1980/08/27	1118.00
1980/08/28	1210.00
1980/08/29	1250.00
1980/08/30	1258.00
1980/08/31	1254.00
1980/09/01	1266.00
1980/09/02	1298.00
1980/09/03	1346.00
1980/09/04	1350.00
1980/09/05	1386.00
1980/09/06	1438.00
1980/09/07	1478.00
1980/09/08	1518.00
1980/09/09	1590.00
1980/09/10	1670.00
1980/09/11	1760.00
1980/09/12	1820.00
1980/09/13	1830.00
1980/09/14	1830.00
1980/09/15	1835.00
1980/09/16	1840.00
1980/09/17	1835.00
1980/09/18	1855.00
1980/09/19	1855.00
1980/09/20	1925.00
1980/09/21	2020.00
1980/09/22	2160.00
1980/09/23	2259.00
1980/09/24	2300.00
1980/09/25	2372.00
1980/09/26	2438.00
1980/09/27	2543.00
1980/09/28	2627.00
1980/09/29	2720.00
1980/09/30	2824.00
1980/10/01	2952.00
1980/10/02	3117.00
1980/10/03	3373.00
1980/10/04	3650.00
1980/10/05	3783.00
1980/10/06	3930.00
1980/10/07	4050.00
1980/10/08	4200.00
1980/10/09	4320.00
1980/10/10	4320.00
1980/10/11	4290.00
1980/10/12	4230.00
1980/10/13	4080.00
1980/10/14	3960.00
1980/10/15	3802.00
1980/10/16	3688.00
1980/10/17	3536.00
1980/10/18	3402.00
1980/10/19	3286.00
1980/10/20	3199.00
1980/10/21	3107.00
1980/10/22	3012.00
1980/10/23	2928.00
1980/10/24	2848.00
1980/10/25	2752.00
1980/10/26	2648.00
1980/10/27	2510.00
1980/10/28	2456.00
1980/10/29	2378.00
1980/10/30	2259.00
1980/10/31	2171.00
1980/11/01	2095.00
1980/11/02	1995.00
1980/11/03	1880.00
1980/11/04	1770.00
1980/11/05	1662.00
1980/11/06	1574.00
1980/11/07	1486.00
1980/11/08	1406.00
1980/11/09	1386.00
1980/11/10	1358.00
1980/11/11	1318.00
1980/11/12	1286.00
1980/11/13	1238.00
1980/11/14	1206.00
1980/11/15	1154.00
1980/11/16	1114.00
1980/11/17	1050.00
1980/11/18	1009.00
1980/11/19	998.00
1980/11/20	963.00
1980/11/21	956.00
1980/11/22	939.00
1980/11/23	953.00
1980/11/24	946.00
1980/11/25	911.00
1980/11/26	855.00
1980/11/27	771.00
1980/11/28	722.00
1980/11/29	743.00
1980/11/30	740.00
1980/12/01	680.00
1980/12/02	614.00
1980/12/03	590.00
1980/12/04	563.00
1980/12/05	527.00
1980/12/06	554.00
1980/12/07	566.00
1980/12/08	560.00
1980/12/09	554.00
1980/12/10	548.00
1980/12/11	560.00
1980/12/12	611.00
1980/12/13	623.00
1980/12/14	563.00
1980/12/15	470.00
1980/12/16	429.00
1980/12/17	432.00
1980/12/18	434.00
1980/12/19	459.00
1980/12/20	560.00
1980/12/21	572.00
1980/12/22	489.00
1980/12/23	404.00
1980/12/24	342.00
1980/12/25	299.00
1980/12/26	274.00
1980/12/27	270.00
1980/12/28	256.00
1980/12/29	247.00
1980/12/30	239.00
1980/12/31	234.00
#===========================================
# Number of observations = 366 / 366
# Total = 329037.0
# Average = 899.01