Year	current US$
1967	-4679676.385402985
1968	289916711.6200697
1969	487730061.34969324
1970	972602739.7260274
1971	1266839468.0775938
1972	1803373493.9759035
1973	3004096385.5421686
1974	6285301204.819277
1975	6371807228.915663
1976	8222650602.409638
1977	10783132530.120481
1978	11090600911.858864
1979	14089012339.386295
1980	21140050417.710815
1981	20069488095.645687
1982	16828339460.678194
1983	22964828289.325077
1984	23459755330.843483
1985	23518611896.486523
1986	19821605874.59866
1987	21707090379.882694
1988	23507564306.739426
1989	28955571162.345516
1990	28632305181.05176
1991	31068441643.855453
1992	35391493260.81816
1993	51296389665.25851
1994	56964665046.85873
1995	61840031048.65111
1996	68383383853.47735
1997	67909007001.801315
1998	25316969933.569145
1999	27232707551.51343
2000	52505781619.39583
2001	48071155823.19811
2002	49150541573.01503
2003	55717360468.05758
2004	63977167039.48124
2005	78693919550.36777
2006	104645498659.66547
2007	121499758997.92145
2008	157941102277.69208
2009	171090407213.7104
2010	262598409641.73315
2011	317164465412.8516
2012	315398139644.0097
2013	307090084005.3378
2014	297851553987.19336
2015	282365080835.80664
2016	304214991383.55774
2017	341287059012.5947
2018	354360570270.04535
2019	372224525904.4366
2020	332652908913.5872
2021	416752573215.5341
2022	518008430300.9336
2023	522847008504.75977