Year	constant 2021 international $
1990	18225299914.39375
1991	18875733381.29383
1992	19861219316.584415
1993	18703609520.957886
1994	18170377556.081074
1995	15177385689.641035
1996	15737561863.064606
1997	17644318996.827118
1998	19850852716.929855
1999	17073975751.959051
2000	16460851718.180365
2001	18384167396.1617
2002	19260658571.75416
2003	19227949806.106506
2004	18914373480.67517
2005	22002193838.57783
2006	26619584305.79713
2007	24901119341.143097
2008	26943883555.192272
2009	32543111136.008972
2010	35035876896.519875
2011	34782241204.17652
2012	40299086359.9747
2013	41505351261.32816
2014	46099066716.75261
2015	45395074857.119606
2016	40441680713.30029
2017	34928131935.91432
2018	36283098098.357475
2019	35126147353.34819
2020	36252143934.42731
2021	35450234462.48368
2022	34669388060.1637
2023	36046399252.68538