Year	US Dollars adjusted for inflation)
1960	65295200248.10061
1961	72789522861.81181
1962	79042458028.97998
1963	84792366913.94299
1964	92588125027.11879
1965	108529645820.80101
1966	120728321489.5
1967	134772482216.49799
1968	154729694763.34897
1969	180003022477.31998
1970	200024018295.24197
1971	228867865693.39801
1972	261859963330.95996
1973	284283821134.315
1974	302753326357.49792
1975	295428717775.57294
1976	346341812219.60498
1977	332263402932.172
1978	285573183090.36804
1979	255548064379.78308
1980	185204694919.48999
1981	175618428801.80304
1982	223404927722.20203
1983	242534030245.44699
1984	221226948008.91397
1985	225988223133.77795
1986	202923325011.97501
1987	204239317655.728
1988	193218132849.52194
1989	204851553768.45401
1990	233190267070.57794
1991	262067109149.62497
1992	269495998150.68597
1993	272298750828.89886
1994	268182716269.15594
1995	274304418738.50598
1996	288494963935.12201
1997	289885644880.33795
1998	296198841513.62292
1999	298732699998.0611
2000	316232660519.80396
2001	318694970501.46405
2002	341849916532.91302
2003	371709086133.17224
2004	387969534587.91602
2005	400345002659.63586
2006	420361433133.51093
2007	454645159600.38098
2008	455785666778.38202
2009	460377185304.72198
2010	487069570463.76605
2011	499956057362.96497
2012	462736543548.84204
2013	461838494677.11694
2014	483098855135.67688
2015	476718833681.84088
2016	540581175875.242
2017	563826247961.82788