Year	Current U.S. Dollars
1960-01-01	131731862.568975
1961-01-01	151675739.160603
1962-01-01	166521239.863310
1963-01-01	172233430.871484
1964-01-01	185693724.845363
1965-01-01	198318063.860841
1966-01-01	220613582.369866
1967-01-01	237397428.336411
1968-01-01	251247458.012139
1969-01-01	265040036.059152
1970-01-01	274960699.858595
1971-01-01	322128019.323599
1972-01-01	410669262.898009
1973-01-01	541973362.481063
1974-01-01	585364635.354804
1975-01-01	767102679.018690
1976-01-01	754549600.548053
1977-01-01	765224030.636477
1978-01-01	878771771.290882
1979-01-01	1198749665.950530
1980-01-01	1705796849.546590
1981-01-01	1993512325.923060
1982-01-01	2160640566.539530
1983-01-01	2097274289.615270
1984-01-01	2193581366.407260
1985-01-01	2160872541.418900
1986-01-01	1849268214.681810
1987-01-01	2297753649.279620
1988-01-01	2212536313.334760
1989-01-01	2389593021.948680
1990-01-01	2798746050.582280
1991-01-01	2724853592.733820
1992-01-01	2933222714.115060
1993-01-01	1918970032.408650
1994-01-01	1769365425.040530
1995-01-01	2116003977.975290
1996-01-01	2540697688.056980
1997-01-01	2322718991.264580
1998-01-01	1949481296.607620
1999-01-01	2353909563.941220
2000-01-01	3219910550.393320
2001-01-01	2794259783.080970
2002-01-01	3019993738.774920
2003-01-01	3495868808.051200
2004-01-01	4648628921.369690
2005-01-01	6087003176.116240
2006-01-01	7731261310.933220
2007-01-01	8394688284.062240
2008-01-01	11859013280.995100
2009-01-01	9593537550.750630
2010-01-01	12007880438.623200
2011-01-01	14425607179.663900
2012-01-01	13677930123.591900
2013-01-01	14085851348.069000
2014-01-01	14177437982.261900
2015-01-01	8553154580.399510
2016-01-01	7833508878.966600
2017-01-01	8722553000.835260