Year	current US$
1980	666212086.4397262
1981	767828967.2340553
1982	566700224.0059358
1983	436273949.1505521
1984	419144242.6461105
1985	410534005.8183194
1986	464957676.64968187
1987	402495220.432723
1988	332916815.206401
1989	364212816.0091808
1990	431343365.0259491
1991	467978471.4286982
1992	446706079.23709387
1993	582414591.1212559
1994	608120405.218932
1995	668831632.925703
1996	787539092.8797534
1997	799319422.6517849
1998	876671300.6305616
1999	976272217.566087
2000	722536646.8766348
2001	707621688.0500091
2002	835132361.5387648
2003	1178512755.8846505
2004	1451857669.078302
2005	1269213080.1500528
2006	1318713365.5113206
2007	1362455761.452114
2008	1792138363.0855057
2009	1428227596.7157686
2010	1491635615.2122548
2011	1905112973.8365386
2012	1801687787.3092666
2013	2052135071.9923637
2014	2105537986.685191
2015	2253798033.528466
2016	2229243267.1229453
2017	2495831267.7308645
2018	2536476057.0635977
2019	2587286573.65797
2020	2203080231.194995
2021	2414634431.3199787
2022	2735683611.3400354
2023	2325616079.063367