Year	current US$
1990	315152694.1011798
1991	271775777.0243844
1992	310801913.8606818
1993	264676388.49882132
1994	297568747.1389291
1995	317812296.18691814
1996	348602455.1061233
1997	403297872.85017395
1998	438471772.4085186
1999	495359948.5760541
2000	543772301.8570431
2001	598329002.0725033
2002	696045627.6783538
2003	809303182.6609734
2004	954156465.9045463
2005	1074898568.5366035
2006	985564970.4345958
2007	1283600557.2434697
2008	1432909729.3993683
2009	1552744249.9180925
2010	2121799389.8063526
2011	2471413024.429346
2012	2383151088.6800594
2013	2305460209.3302236
2014	2465872495.723954
2015	2736160263.5143843
2016	2844662692.4708276
2017	3106923606.217166
2018	3135143736.0083537
2019	3097026309.1455355
2020	2843425625.199672
2021	3299996998.837076
2022	3880956242.054923