Year	US Dollars adjusted for inflation)
1960	135793184782.84497
1961	143508325287.24799
1962	149620019088.711
1963	157591620809.92703
1964	168341665008.642
1965	174774762865.52997
1966	178429017363.20099
1967	184434042265.90204
1968	191144218113.76697
1969	200719873587.384
1970	212847385915.80606
1971	214858040748.85199
1972	219775580084.19202
1973	228496233632.70001
1974	235803990191.26898
1975	241823742244.36102
1976	244382491014.88702
1977	240481514528.39395
1978	244693663790.46704
1979	254089909079.96698
1980	258409364912.52399
1981	259584689379.582
1982	262826031699.05002
1983	267821404946.151
1984	279149005660.63507
1985	285179667479.43604
1986	292854774009.89197
1987	302676663255.4939
1988	310422276216.20898
1989	318663388257.80298
1990	321068260388.53601
1991	317388898837.08295
1992	313711654101.28693
1993	307231574781.40009
1994	319789978736.341
1995	332659307767.38104
1996	337708614458.33997
1997	347503794934.66809
1998	362192056472.466
1999	378599909885.83807
2000	396527702705.12408
2001	402727057569.12097
2002	411077914064.11017
2003	420885165259.591
2004	439069634290.73914
2005	451444063836.52997
2006	472608335571.54211
2007	488700407872.375
2008	485978113843.76196
2009	460781805680.15198
2010	488377689564.92096
2011	501390063555.11108
2012	499954480439.36487
2013	506159940034.88702
2014	519341997812.70203
2015	542826483759.04401
2016	560386605247.82605
2017	573208900097.34009