Year	current US$
1990	375858641572.903
1991	395798768185.356
1992	428014609464.435
1993	388503850439.167
1994	508780641142.454
1995	550126981146.654
1996	652249238682.103
1997	813982792678.73
1998	885206682115.663
1999	882337319492.786
2000	891054687275.885
2001	803350617919.229
2002	701243876522.202
2003	626662406074.889
2004	684667761120.713
2005	696740912574.416
2006	937969581675.431
2007	679775514233.2
2008	243760236595.192
2009	107483975445.473
2010	418275074587.652
2011	614882708247.54
2012	978845982661.861
2013	1248040082170.75
2014	1462926589240.82
2015	1402244119528.23
2016	1184502601467.33
2017	1375488506208.19
2018	1419753750364
2019	1484191418640.26
2020	1221811174639.51
2021	1016630476920.97