Year	current US$
1984	28559233.513581
1985	32706671.3532513
1986	36427565.8263305
1987	42843377.6333896
1988	41244119.0671638
1989	75243335.0855521
1990	80531523.9504346
1991	80418266.6037276
1992	74126417.4240654
1993	67376314.8209807
1994	75731286.1257543
1995	74983147.8992997
1996	73684380.9890831
1997	64067168.7319199
1999	77400012.9057318
2000	76607547.9509168
2001	105621650.6442
2002	151720574.077699
2003	279906748.444403
2004	298371823.042775
2005	241100530.928451
2006	218076013.93371
2007	143551937.983951
2008	334626312.615824
2009	730515187.176777
2010	747124495.372998
2011	900501835.022531
2012	870999493.37471
2013	876416967.448113
2014	776823853.977499
2015	694427330.389649
2016	890671753.118613
2017	784732634.297165
2018	846611423.596831
2019	945218472.692116
2020	981025842.019654
2021	2789714193.10535
2022	2743013078.71074
2023	2828914385.9864