Year	US Dollars adjusted for inflation)
1960	3333228175.42212
1961	3348946382.21766
1962	3485813551.97164
1963	3951145083.56489
1964	3718263847.95786
1965	4115844769.08342
1966	3916153089.07983
1967	3684110880.31147
1968	4128390344.11123
1969	4264286266.68776
1970	4476619177.51576
1971	4661501868.33128
1972	4775048659.43712
1973	4728820233.05256
1974	4981451575.58329
1975	5188316772.8846
1976	5503786990.3065
1977	5831388166.40491
1978	6211467377.00038
1979	6534543030.90387
1980	7053290217.82045
1981	7501580034.72373
1982	7921959309.83461
1983	8269819885.19247
1984	8677747608.38401
1985	8925150213.41148
1986	8830780248.57113
1987	8477051707.97686
1988	7514699543.41027
1989	7792390041.95992
1990	8011896469.83656
1991	7959769716.74249
1992	8728758488.44639
1993	9255924021.27763
1994	9948078165.27153
1995	10639275753.1675
1996	11324734004.9744
1997	11964760742.6246
1998	12666639111.0325
1999	14053019226.0891
2000	15984737489.9273
2001	17798045642.4078
2002	19938352012.1209
2003	22698616844.6237
2004	25777607411.1761
2005	29275358077.56549
2006	33103433579.0233
2007	37073010378.8848
2008	40874960811.6237
2009	45187272895.30941
2010	49540813342.48341
2011	52310879190.5434
2012	56146663569.59511
2013	60877582017.38929
2014	65742457738.05
2015	70339509334.18359
2016	74469832820.4068
2017	79212697713.041