Year	Current U.S. Dollars
1960-01-01	134793934.346607
1961-01-01	159031434.555308
1962-01-01	171340070.295516
1963-01-01	181392411.868566
1964-01-01	196883741.619649
1965-01-01	206071196.795484
1966-01-01	225497975.224257
1967-01-01	246340524.325201
1968-01-01	266596981.170437
1969-01-01	295429413.447307
1970-01-01	307160008.794575
1971-01-01	357718214.367401
1972-01-01	401940061.174573
1973-01-01	665353060.065742
1974-01-01	1417920156.469800
1975-01-01	2004545686.778770
1976-01-01	2830711868.057140
1977-01-01	2657932404.285210
1978-01-01	2162585095.259460
1979-01-01	2668745824.941640
1980-01-01	3856028560.836870
1981-01-01	3534371862.315870
1982-01-01	3304867120.087230
1983-01-01	3096313731.627950
1984-01-01	3337401884.853110
1985-01-01	3096404812.904650
1986-01-01	3157035409.383200
1987-01-01	3038898140.053530
1988-01-01	3556845179.397790
1989-01-01	3951934799.263170
1990-01-01	5336349261.011810
1991-01-01	4849229139.733910
1992-01-01	4864374340.270460
1993-01-01	3745523609.112880
1994-01-01	3692804810.009710
1995-01-01	4293428472.574490
1996-01-01	4930999941.354980
1997-01-01	4610324869.352410
1998-01-01	3968303449.536050
1999-01-01	4094076970.715080
2000-01-01	4289132938.835180
2001-01-01	4389710772.353700
2002-01-01	4831625556.931950
2003-01-01	5784172857.446910
2004-01-01	6565102762.752210
2005-01-01	8621382032.392100
2006-01-01	8959012610.871770
2007-01-01	10610543021.131400
2008-01-01	13352644553.336000
2009-01-01	10693222145.581100
2010-01-01	12472343759.148900
2011-01-01	15690701239.186300
2012-01-01	15457876770.890300
2013-01-01	15886391790.138500
2014-01-01	17233209908.477700
2015-01-01	13183481142.515100
2016-01-01	12926004440.063800
2017-01-01	13681453152.116500