Year	constant 2021 international $
1990	7292781872.56349
1991	8008876793.850107
1992	8681811516.94157
1993	7048172898.987812
1994	7981945560.874982
1995	8110089571.662485
1996	8261809426.965024
1997	8684371964.076237
1998	9401714031.944025
1999	9330266577.22796
2000	9122227543.542654
2001	10174933636.555851
2002	10810890095.425322
2003	10214116271.976349
2005	17066226878.149721
2007	18029794139.29889
2008	18022229941.066166
2009	21534846716.707397
2010	24685631699.830704
2011	24902642488.00081
2012	27148548057.299442
2013	28026393355.94152
2014	30058658330.663284
2015	31489948475.007427
2016	29840218024.263145
2017	29098500954.766262
2018	29736390007.936287
2019	30681834876.70194
2020	30267146348.23548
2021	29863101072.84013
2022	30642019434.036007
2023	31950955002.615154