Year	US Dollars adjusted for inflation)
1960	117996015.49628
1961	112235123.92441
1962	121672505.53501
1963	134004747.60534
1964	141936818.87903
1965	140431478.00256
1966	159946548.97431
1967	160753862.3259
1968	172895980.34591
1969	172895980.34591
1970	188235086.7238
1971	218073690.53998
1972	231830450.53294
1973	252820811.45104
1974	256114686.57297
1975	264252487.61375
1976	307266576.64788
1977	288246078.63138
1978	349215002.89605
1979	404371209.9502
1980	387191407.75301
1981	355382941.03523
1982	351410919.64401
1983	345404444.17515
1984	360986095.76349
1985	401148461.47082
1986	400439225.92626
1987	418074999.0709
1988	440637445.08071
1989	489983652.94545
1990	524260678.36111
1991	538732506.95519
1992	577313656.24143
1993	613087761.58173
1994	608191048.028
1995	603169565.08907
1996	632830581.34559
1997	708526965.6176
1998	768067310.19775
1999	782445580.84016
2000	794294457.97491
2001	776254738.02863
2002	785669398.20425
2003	739416038.78708
2004	718339327.2542
2005	783031253.31226
2006	856684174.3355
2007	945962968.23451
2008	925654158.74699
2009	915423405.09538
2010	969936525.29873
2011	1046438130.96225
2012	1059631924.49388
2013	1123401381.86617
2014	1174008203.64439
2015	1231973525.71507
2016	1287449682.77196
2017	1341522569.44838