Year	current US$
1990	745406360.4240283
1991	1012382653.0612245
1992	367938911.80514634
1993	407894655.1724138
1994	721091834.5975608
1995	926849891.7077714
1996	903321916.6818302
1997	717735144.5398822
1998	676694801.4672982
1999	712298272.737389
2000	592438680.4191626
2001	567498927.3871961
2002	705192644.6009337
2003	672210643.3793677
2004	750881406.7811021
2005	884674142.555458
2006	896197057.7827643
2007	1151603191.2225351
2008	1379106648.9158237
2009	1275561599.8204105
2010	1292771716.3275723
2011	1465290326.3730667
2012	1315904594.358977
2013	1404990181.988528
2014	1496690224.0364504
2015	1270232542.8553808
2016	1421003925.5020368
2017	1506984538.5727856
2018	1668793439.850855
2019	1660139188.1660938
2020	1499677020.6295857
2021	1905333748.3641272
2022	1857006044.5527115
2023	1981291720.2309115