Year	current US$
1990	14118900457.084816
1991	14934482630.733095
1992	16477158752.749384
1993	17833776059.967205
1994	19721286036.303238
1995	26020822222.22222
1996	31620221799.746513
1997	30579155998.640533
1998	33151000111.86934
1999	31922412202.89544
2000	29937794288.63693
2001	33069621916.91854
2002	37568464871.719284
2003	47144703039.70303
2004	58332163502.982
2005	64770936244.743935
2006	72286416369.89636
2007	86189883297.45164
2008	102670385985.08435
2009	89549900669.80971
2010	91464682119.60017
2011	99240825008.59941
2012	89422891124.3965
2013	93460811257.35791
2014	96601882719.84161
2015	86222373666.68004
2016	87345289621.31812
2017	93651320767.39429
2018	104155615108.84384
2019	105369255317.50572
2020	105005854116.29135
2021	118658024207.78104
2022	121772356278.5491
2023	131021967962.06703