Year	Current U.S. Dollars
1960-01-01	247369176.642006
1961-01-01	253042671.866946
1962-01-01	284324088.262480
1963-01-01	339690226.870303
1964-01-01	434274039.240063
1965-01-01	522725981.945053
1966-01-01	628147784.831014
1967-01-01	619640404.511599
1968-01-01	471500889.609696
1969-01-01	411314329.516260
1970-01-01	531146818.181818
1971-01-01	677138750.000000
1972-01-01	845288692.499433
1973-01-01	1163027072.007100
1974-01-01	1524346273.136570
1975-01-01	1400775471.698110
1976-01-01	1659684470.549490
1977-01-01	2204486699.854180
1978-01-01	2497882224.927150
1979-01-01	2835666534.316510
1980-01-01	3356680131.732530
1981-01-01	3443578749.204060
1982-01-01	3142368238.675460
1983-01-01	2689586516.012690
1984-01-01	2768855942.979200
1985-01-01	2901157896.004840
1986-01-01	3905620384.291630
1987-01-01	5460930036.300460
1988-01-01	6026695103.919650
1989-01-01	5540938729.142490
1990-01-01	6329095268.324990
1991-01-01	6810185986.239820
1992-01-01	7006930090.588560
1993-01-01	6142371566.730570
1994-01-01	6268156268.407480
1995-01-01	7008395614.893410
1996-01-01	7358660769.924810
1997-01-01	7452589442.389250
1998-01-01	8335085313.486940
1999-01-01	8806023205.820670
2000-01-01	8688310796.784370
2001-01-01	7957742336.124550
2002-01-01	9333442133.410140
2003-01-01	11338316151.950900
2004-01-01	13335916435.988900
2005-01-01	16018101732.725500
2006-01-01	15987097533.485300
2007-01-01	20256382258.996200
2008-01-01	14073367847.327800
2009-01-01	10553993507.680500
2010-01-01	11120562233.149900
2011-01-01	12847566765.712300
2012-01-01	12884269289.767200
2013-01-01	15287504221.781000
2014-01-01	16897076236.128800
2015-01-01	16543802057.722400
2016-01-01	19826589745.431700
2017-01-01	23964938653.675900