Year	current US$
1990	153169312099.437
1991	143241577575.352
1992	149494538762.272
1993	131552631218.483
1994	145620105662.863
1995	182987785883.501
1996	182152422368.47
1997	180659050979.667
1998	202316319962.636
1999	209110028400.564
2000	176644176029.593
2001	177059747887.945
2002	172822429088.671
2003	206640157833.851
2004	240023034142.626
2005	238806063257.382
2006	264327332406.696
2007	313530641530.218
2008	319982500668.977
2009	215737052164.751
2010	216170216729.992
2011	257899367560.178
2012	218603653212.044
2013	224864048088.768
2014	232924193112.917
2015	220051811271.867
2016	214181781593.829
2017	241438589682.731
2018	265585500808.722
2019	266873590418.777
2020	159992227279.191
2021	281720402840.942