Year	current US$
1984	55294036.6024478
1985	45886268.1273836
1986	56746936.2195835
1987	118022757.851833
1988	173596742.639969
1989	203495525.249972
1990	231744264.266615
1991	240557217.239554
1992	233365000.206251
1993	187240821.663363
1994	177505720.92385
1995	195318936.152501
1996	344062454.704414
1997	517354652.817244
1998	608498397.656015
1999	654007640.526746
2000	723179361.333547
2001	713224219.870017
2002	802498122.586326
2003	937499604.231933
2004	1130955247.48723
2005	1053820108.82852
2006	1155731241.59491
2007	1444691332.98989
2008	1577732160.97306
2009	2099266029.78412
2010	2159394787.79537
2011	2468771604.1521
2012	2770241526.17886
2013	3142333833.19953
2014	3009982304.35887
2015	2411423723.09729
2016	1885918237.53838
2017	3179314609.87796
2018	2925704864.03441
2019	3697233289.98712
2020	3836111854.33148
2021	3550532062.56228
2022	2709341999.44405
2023	3254152537.01821