Year	current US$
1960	61195921247.34291
1961	51747667414.49072
1962	47488208244.42514
1963	52189667606.21965
1964	58247101001.74303
1965	66042125404.529755
1966	74117127681.31078
1967	69270971566.03131
1968	69280744342.87956
1969	75097959549.25829
1970	89609763824.0822
1971	96654552371.85338
1972	108608022975.71652
1973	133568079582.14874
1974	140057592109.9665
1975	158571691478.16754
1976	152466940108.11703
1977	169897416696.85434
1978	147030520500
1979	176840070756.52176
1980	189800775804.1667
1981	194622834571.42856
1982	202108624465.64886
1983	229250353750.9579
1984	260317089364.28574
1985	322285221448.9796
1986	308563324124.6377
1987	273255346793.722
1988	316082457096.7078
1989	352956190917.004
1990	352944196860.42065
1991	372466928379.79095
1992	421737869230.7692
1993	451989524790.246
1994	554329630956.6255
1995	719060636859.5894
1996	842925961024.395
1997	915169494537.6963
1998	980334896819.1409
1999	1057694066861.9575
2000	1176733800382.2913
2001	1305578958201.1409
2002	1428453922860.7808
2003	1621133202340.4028
2004	1898318008044.412
2005	2165506780577.3196
2006	2545237333945.5327
2007	3247785835130.2363
2008	4228743417107.34
2009	4868875851126.619
2010	5811412521186.381
2011	7311362326569.796
2012	8307607929587.999
2013	9390172656743.535
2014	10302661457582.191
2015	10754691086937.287
2016	10971590376309.469
2017	12049620428481.281
2018	13735278158987.43
2019	14175678852582.766
2020	14496380482981.094
2021	17296894894754.594
2022	17271689338442.113