Year	Current U.S. Dollars
1960-01-01	322009471.567040
1961-01-01	327834680.557103
1962-01-01	342721579.817636
1963-01-01	348546952.134368
1964-01-01	371848114.747956
1965-01-01	359379856.248057
1966-01-01	375479849.808060
1967-01-01	348795303.000385
1968-01-01	329860091.944037
1969-01-01	408690163.476065
1970-01-01	434410373.764150
1971-01-01	419549425.077086
1972-01-01	465381089.984540
1973-01-01	575230234.387058
1974-01-01	648590642.939888
1975-01-01	679335901.117451
1976-01-01	594895672.333848
1977-01-01	691777758.395115
1978-01-01	960728338.936430
1979-01-01	1109374722.082940
1980-01-01	1100685844.922840
1981-01-01	1114830471.917870
1982-01-01	1295361885.924190
1983-01-01	995104305.347074
1984-01-01	1087471861.989280
1985-01-01	856890498.625834
1986-01-01	490181456.624410
1987-01-01	701307602.284430
1988-01-01	1055083945.377380
1989-01-01	932974411.917142
1990-01-01	649644826.800447
1991-01-01	779981458.921489
1992-01-01	679997997.597117
1993-01-01	768812334.801762
1994-01-01	911915970.683484
1995-01-01	870758739.406780
1996-01-01	941742152.709895
1997-01-01	850218033.622007
1998-01-01	672375927.347148
1999-01-01	669384768.872630
2000-01-01	635874002.198748
2001-01-01	1090467712.322730
2002-01-01	1253340519.538440
2003-01-01	1385810072.193190
2004-01-01	1448536630.891700
2005-01-01	1650494367.003260
2006-01-01	1885112201.844860
2007-01-01	2158496872.861990
2008-01-01	2505458705.023540
2009-01-01	2453899846.892510
2010-01-01	2578026297.167600
2011-01-01	2942546781.046630
2012-01-01	3801862611.361400
2013-01-01	4920343194.995030
2014-01-01	5015157815.728000
2015-01-01	4218723875.137040
2016-01-01	3556036534.571340
2017-01-01	3774270392.412310