Year	current US$
1993	407802299559.832
1994	387230629684.8733
1995	444466034249.691
1996	449567287744.1781
1997	468664138909.6252
1998	446539640523.1584
1999	444568860869.082
2000	462073174715.7598
2001	429760233343.4388
2002	449787777844.531
2003	589559358888.4335
2004	725358037556.245
2005	843513468318.4937
2006	955821914209.401
2007	1099090719956.6437
2008	1203982400842.155
2009	1161350407250.0232
2010	1367095508107.9182
2011	1536072289658.473
2012	1607281090475.3704
2013	1706438192273.9673
2014	1803732039946.0862
2015	1616253145314.9482
2016	1484556694376.6023
2017	1576952944645.4792
2018	1728405911862.1506
2019	1779260326916.5142
2020	1682327030223.4033
2021	1881227835836.733
2022	1998269618270.778
2023	1982368316616.3105