Year	current USD
1960	90223463.68715079
1961	90223463.68715079
1962	149593495.934959
1964	112041884.81675401
1965	118062827.225131
1966	102356020.942408
1967	118586387.434555
1968	190052356.020942
1969	194502617.801047
1970	199738219.89528802
1971	176963350.78534
1972	260209424.08376998
1973	388674556.986857
1974	537380924.316621
1975	887837837.837838
1976	945058881.243397
1977	998216560.509554
1978	1213503184.71338
1979	1581656050.95541
1980	2253248407.64331
1981	2437707006.36943
1982	2726878980.89172
1983	2733503184.71338
1984	3394904458.59873
1985	3510318471.3375797
1986	3678980891.71975
1987	3650191082.8025503
1988	3722802547.7707
1989	1483652561.24722
1990	1641781737.19376
1991	2893808463.2516704
1992	2976570155.902
1993	1426095238.0952399
1994	1636299776.08992
1995	957899818.94991
1996	995089040.932605
1997	1046927961.04454
1998	1096039533.05164
1999	1127632857.10901
2000	897044908.654196
2001	1022526577.91399
2002	1102912156.90965
2003	1436210733.54447
2004	1388544983.48595
2005	1450324656.66839
2006	1435215692.28412
2007	1599033723.06503
2008	1732416847.90199
2009	2181974581.1918
2010	2346021283.01237
2011	2494887483.1484