Year	US Dollars adjusted for inflation)
1966	172396307.27589
1967	172396307.27589
1968	188905224.98734
1969	193506054.96713
1970	205414120.70043
1971	205278799.97178
1972	205774968.64405
1973	224809830.7602
1974	238025936.74163
1975	267525512.41365
1976	287191916.7268
1977	297070101.13554
1978	315834374.59045
1979	311639515.59597
1980	331179561.31345
1981	342180995.3235
1982	339564738.84034
1983	376520342.79188
1984	389831305.71351
1985	386664843.7798
1986	402483576.05882
1987	412361861.66003
1988	430822588.50663
1989	456222690.08507
1990	472459105.27773
1991	487138595.14571
1992	503597492.97993
1993	518766358.42578
1994	519567054.83335
1995	524148847.43001
1996	535803536.02109
1997	562057904.42009
1998	581729922.71541
1999	618960633.79189
2000	653003469.72837
2001	690877672.5125
2002	668424146.033
2003	714344883.54777
2004	764706197.36932
2005	757505143.31315
2006	766020256.36949
2007	793834647.46263
2008	839358222.13654
2009	893494274.62034
2010	951806368.69913
2011	910925126.11618
2012	961934758.08617
2013	1008001063.16696
2014	1017073073.5758
2015	1060807213.42974
2016	1084318240.80394
2017	1122269380.66197