Year	current US$
1967	12800000.1907349
1968	-7599999.90463257
1969	300000.011920929
1970	2599999.90463257
1971	2000000
1972	2900000.09536743
1974	4019999.98092651
1975	22950000.762939498
1976	15199999.8092651
1977	10500000
1978	19079999.9237061
1979	58599998.4741211
1980	33000000
1981	68419998.1689453
1982	47509998.3215332
1983	20340000.1525879
1984	49330001.8310547
1985	37990001.6784668
1986	91279998.7792969
1987	102769996.64306599
1988	66889999.38964839
1989	61169998.1689453
1990	139740005.493164
1991	163600006.10351598
1992	267390014.648438
1993	260679992.675781
1994	409619995.11718804
1995	449130004.88281304
1996	301160003.66210896
1997	283910003.66210896
1998	308040008.544922
1999	254050003.05175802
2000	241699996.94824198
2001	201479995.727539
2002	100139999.38964799
2003	100019996.64306599
2004	109169998.168945
2005	80000000
2006	62709999.0844727
2007	77129997.253418
2008	141990005.493164
2009	111550003.05175799
2010	140130004.882813
2011	115839996.337891
2012	140309997.55859402
2013	54669998.1689453
2014	56299999.237060495
2015	82839996.3378906
2016	206690002.44140598
2017	220559997.55859402
2018	73620002.746582
2019	76809997.55859381
2020	135429992.67578098
2021	169619995.117188
2022	248179992.67578098