Year	current US$
1979	242497120.35731298
1980	267491276.81724414
1981	284251745.6320525
1982	303843233.6806305
1983	318413642.13230044
1984	310950758.3127942
1985	331068260.3040354
1986	323896228.971826
1987	271156446.6215264
1988	331427688.8126481
1989	480380166.77569973
1990	561084972.7259609
1991	576205979.1082814
1992	632590227.0428481
1993	666866092.6294817
1994	746377423.7477379
1995	802004371.4067783
1996	885780461.1406003
1997	955523128.019419
1998	804146983.6432832
1999	820619100.1852319
2000	713915068.7718607
2001	695131278.819682
2002	746040442.5711931
2003	918361836.2041827
2004	1104058074.9004338
2005	1349513533.1282945
2006	1315272802.88881
2007	1442542369.931666
2008	1711946684.4723125
2009	1406228772.2236395
2010	1631779462.8428285
2011	1857279736.5988224
2012	1945081597.5875392
2013	2054404021.0507092
2014	2126007184.6447523
2015	2090989173.2828672
2016	2218677291.4534073
2017	2382893394.3055882
2018	2591916549.899912
2019	2481555763.5748987
2020	695336369.5239891
2021	359927576.3726439
2022	1622659432.2777188