Year	Current U.S. Dollars
1960-01-01	4173704185.91628
1961-01-01	4446060618.78762
1962-01-01	4874318493.63013
1963-01-01	5104474450.51099
1964-01-01	5445079518.40963
1965-01-01	5654066918.66163
1966-01-01	6116477670.44659
1967-01-01	5113537729.24541
1968-01-01	5042139157.21686
1969-01-01	6422091558.16884
1970-01-01	12081058378.83240
1971-01-01	8516814159.29204
1972-01-01	11325027808.67630
1973-01-01	14091212871.28710
1974-01-01	23982256020.27880
1975-01-01	27138861985.47220
1976-01-01	35472588832.48730
1977-01-01	35665236051.50210
1978-01-01	36380141843.97160
1979-01-01	46958810572.68720
1980-01-01	61078927458.49300
1981-01-01	59510731995.27740
1982-01-01	50326005747.12640
1983-01-01	34774990825.68810
1984-01-01	27716588391.67040
1985-01-01	27850734197.09460
1986-01-01	19297432918.39560
1987-01-01	21698370290.63510
1988-01-01	22761747679.72310
1989-01-01	22145148493.84810
1990-01-01	27869540091.76320
1991-01-01	24936706068.42590
1992-01-01	26351429581.25400
1993-01-01	13442668211.92050
1994-01-01	15733167941.85160
1995-01-01	26326364553.72370
1996-01-01	32757101375.00000
1997-01-01	33586182893.76390
1998-01-01	29178147840.90910
1999-01-01	34395096605.84310
2000-01-01	40237931959.84550
2001-01-01	40042783070.05310
2002-01-01	53019380411.21860
2003-01-01	59996101997.79610
2004-01-01	77987520041.68930
2005-01-01	98881173161.08330
2006-01-01	140787006064.43600
2007-01-01	154602842611.08800
2008-01-01	192910126472.42400
2009-01-01	154918465065.20700
2010-01-01	349548114983.56600
2011-01-01	389088552915.43300
2012-01-01	438868514837.90000
2013-01-01	489445272540.03500
2014-01-01	549528095267.43800
2015-01-01	468409346450.67500
2016-01-01	395953768511.18400
2017-01-01	364278137791.93700