Year	US Dollars adjusted for inflation)
1960	1461.76339
1961	1480.50804
1962	1488.87913
1963	1584.34957
1964	1610.43297
1965	1632.64278
1966	1673.34746
1967	1692.37911
1968	1788.40271
1969	1820.37478
1970	1870.78667
1971	1921.02155
1972	2005.98933
1973	2084.86928
1974	2159.6968
1975	2145.33566
1976	2246.04535
1977	2361.92288
1978	2419.71545
1979	2472.35412
1980	2502.86216
1981	2457.30161
1982	2312.23403
1983	2197.45666
1984	2154.71273
1985	2090.34077
1986	2044.07897
1987	2067.39871
1988	2098.44755
1989	2131.0788
1990	2146.59486
1991	2173.62998
1992	2225.92106
1993	2259.76654
1994	2296.93122
1995	2355.89412
1996	2371.31183
1997	2420.02694
1998	2484.76025
1999	2522.86142
2000	2554.78153
2001	2554.25862
2002	2591.32944
2003	2594.92613
2004	2614.71279
2005	2638.29047
2006	2717.7635
2007	2825.1381
2008	2854.07196
2009	2806.98044
2010	2825.52407
2011	2880.41465
2012	2903.39785
2013	2947.97211
2014	3007.90021
2015	3069.04352
2016	3100.98132
2017	3124.21036