Year	current US$
1990	210729194168.644
1991	211397400443.246
1992	234576977755.541
1993	195425421592.845
1994	215577533951.876
1995	264316715431.881
1996	236584703858.863
1997	214161278957.237
1998	222991075140.84
1999	202818366919.762
2000	173726773182.625
2001	168842082580.238
2002	179798834950.13
2003	196365059246.942
2004	297657852205.038
2005	292859619565.101
2006	383121515561.946
2007	508349420041.08
2008	499417381827.33
2009	337871267690.28
2010	398441591884.196
2011	523026700201.23
2012	448291165211.01
2013	455749218831.399
2014	524206195988.827
2015	471823779788.008
2016	498254940672.798
2017	546015026719.218
2018	619510523001.243
2019	589066901831.667
2020	527868712948.498
2021	640457810537.748