Year	current US$
1962	2500000
1963	300000.011920929
1964	699999.988079071
1965	2500000
1966	2799999.95231628
1967	2299999.95231628
1968	-699999.988079071
1969	1299999.95231628
1970	400000.00596046395
1971	4599999.90463257
1972	14140000.3433228
1973	200000.00298023198
1974	7500000
1975	-2809999.94277954
1976	-1200000.04768372
1977	-5599999.90463257
1978	-5300000.19073486
1979	-6199999.80926514
1980	-4800000.19073486
1981	-400000.00596046395
1982	400000.00596046395
1983	1620000.00476837
1984	1049999.95231628
1985	2150000.09536743
1986	3430000.0667572
1987	4119999.88555908
1988	4130000.11444092
1989	3420000.07629395
1990	6230000.01907349
1991	10529999.7329712
1992	11329999.923706101
1993	27120000.8392334
1994	18799999.237060502
1995	29629999.1607666
1996	43479999.5422363
1997	17389999.3896484
1998	11340000.1525879
1999	9109999.65667725
2000	8510000.22888184
2001	7969999.79019165
2002	11750000
2003	12880000.1144409
2004	15130000.1144409
2005	14399999.6185303
2006	9869999.88555908
2007	10180000.3051758
2008	9100000.38146973
2009	9600000.38146973
2010	10130000.1144409
2011	9680000.30517578
2012	11500000
2013	8069999.694824221
2014	10399999.6185303
2015	6670000.07629395
2016	5949999.80926514
2017	5369999.88555908