Year	current US$
1990	57696374422.0154
1991	73679948489.9385
1992	94408534247.4352
1993	97392956212.1165
1994	132223681915.893
1995	159678586467.391
1996	185578542082.7
1997	219245476428.681
1998	216103774049.071
1999	202304810576.982
2000	203174922301.423
2001	249353103684.322
2002	301195982964.898
2003	387587748474.37
2004	480201287735.577
2005	548504990723.914
2006	702514040848.473
2007	967591405071.451
2008	1226607889574.1
2009	1404101387502.12
2010	1594468395855.83
2011	1652348870875.29
2012	1955576826921.77
2013	2031972215793.83
2014	2242791483759.87
2015	2165988393834.91
2016	2088951376819.49
2017	2373337909069.01
2018	2468397767074.31
2019	2345114039366.41
2020	2300994606871.43
2021	2953309412690.56