Year	Current U.S. Dollars
1960-01-01	335650000.00000
1961-01-01	356200000.00000
1962-01-01	387750000.00000
1963-01-01	410200000.00000
1964-01-01	457000000.00000
1965-01-01	508650000.00000
1966-01-01	549950000.00000
1967-01-01	598100000.00000
1968-01-01	646800000.00000
1969-01-01	668000050.00000
1970-01-01	723000000.00000
1971-01-01	731000000.00000
1972-01-01	802999950.00000
1973-01-01	912499950.00000
1974-01-01	1034500000.00000
1975-01-01	1124000000.00000
1976-01-01	1347999950.00000
1977-01-01	1669499950.00000
1978-01-01	1929499950.00000
1979-01-01	2251499950.00000
1980-01-01	2566000050.00000
1981-01-01	2819500000.00000
1982-01-01	2903500050.00000
1983-01-01	3076999950.00000
1984-01-01	3319000000.00000
1985-01-01	3639499950.00000
1986-01-01	3808500050.00000
1987-01-01	4152499950.00000
1988-01-01	3970386266.09442
1989-01-01	3563448310.34483
1990-01-01	3048881322.95720
1991-01-01	3068444711.94538
1992-01-01	3419487440.65916
1993-01-01	3481990761.34498
1994-01-01	3432356578.82219
1995-01-01	3911053180.39625
1996-01-01	4034037162.16216
1997-01-01	4663193916.34981
1998-01-01	5202215657.31167
1999-01-01	5372543554.00697
2000-01-01	7103507989.05044
2001-01-01	7565869927.73763
2002-01-01	7775078402.92785
2003-01-01	8140271080.56040
2004-01-01	8772194250.27021
2005-01-01	9672035709.39793
2006-01-01	10841742347.79680
2007-01-01	12275501784.29710
2008-01-01	13789715132.50200
2009-01-01	14587496229.18110
2010-01-01	15839344591.98420
2011-01-01	17710315005.99990
2012-01-01	18528601901.32400
2013-01-01	18499710127.83850
2014-01-01	19756494434.70310
2015-01-01	20979767785.21040
2016-01-01	21643936938.90960
2017-01-01	22978532896.78160