Year	2010 U.S. Dollars
1960-01-01	12991.2677157891
1961-01-01	13524.4492898749
1962-01-01	14224.4819817720
1963-01-01	14775.0591562818
1964-01-01	15532.6347258984
1965-01-01	16087.9229861581
1966-01-01	16764.2319210598
1967-01-01	17409.9659363379
1968-01-01	18023.8108375959
1969-01-01	19148.5087760733
1970-01-01	20058.6816797054
1971-01-01	20951.6528120921
1972-01-01	21705.1608504203
1973-01-01	22866.7209449323
1974-01-01	23652.7613411661
1975-01-01	23261.1280785167
1976-01-01	24136.1347756493
1977-01-01	24867.5019495597
1978-01-01	25770.5756498831
1979-01-01	26599.3766427339
1980-01-01	26919.1943109963
1981-01-01	27089.3661778818
1982-01-01	27633.2437984653
1983-01-01	27832.1386790419
1984-01-01	28099.0714163019
1985-01-01	28391.8294326453
1986-01-01	28887.9793413264
1987-01-01	29452.1406977034
1988-01-01	30657.6459435035
1989-01-01	31801.8743779472
1990-01-01	32543.9424217428
1991-01-01	32855.9959897504
1992-01-01	33216.0089959065
1993-01-01	32869.7789732528
1994-01-01	33515.7135122261
1995-01-01	34091.1674478840
1996-01-01	34442.1843940410
1997-01-01	35122.7462838501
1998-01-01	36237.9630044732
1999-01-01	37280.3410691582
2000-01-01	38460.6821008145
2001-01-01	38928.0303064700
2002-01-01	39078.1987021690
2003-01-01	39120.1961408612
2004-01-01	39915.2645417897
2005-01-01	40252.4182186225
2006-01-01	40922.0832260575
2007-01-01	41630.0937370100
2008-01-01	41478.9374058427
2009-01-01	40052.3051204039
2010-01-01	40638.3340042600
2011-01-01	41283.1481006903
2012-01-01	41158.8849843807
2013-01-01	41183.5109594260
2014-01-01	41374.7612490442
2015-01-01	41642.3104260915
2016-01-01	41968.9815739992
2017-01-01	42567.7436477565