Year	constant 2021 international $
1990	13487050700.879044
1991	15149590049.206776
1992	14639154403.13686
1993	15154068573.317272
1994	15548287296.16937
1995	15586635665.600521
1996	16677903572.735235
1997	17448683350.205173
1998	18796765098.718536
1999	19974813967.210106
2000	20022325399.26079
2001	22236333239.58733
2002	22616769113.383236
2003	25386071761.419277
2004	25796123631.422535
2005	27501537255.221474
2006	28619459980.911716
2007	29646761687.3848
2008	31212651184.68668
2009	32165773567.969906
2010	34092531260.89977
2011	35278761612.02597
2012	34898676475.80593
2013	35938692597.2335
2014	38736839783.417496
2015	41306688080.00099
2016	43498154309.97034
2017	45582962259.21379
2018	47925802383.60078
2019	49658994895.905266
2020	48818763597.31859
2021	50137201071.68383
2022	52176424423.647415
2023	54544246451.470604