Year	constant 2011 international $
1990	19409839058.6626
1991	21238052879.2146
1992	22979930085.5261
1993	24233656342.4664
1994	24924351126.6234
1995	25360945690.6574
1996	26395597005.0168
1997	28101014004.0995
1998	30164050144.7286
1999	31345638304.4252
2000	32196789665.6095
2001	32381687068.117
2002	33103523256.4932
2003	34495690584.6362
2004	37090483908.9366
2005	39757764238.5065
2006	43197791116.7735
2007	48374608095.0782
2008	53142242504.7359
2009	53802796496.5573
2010	56938337065.0336
2011	63380187782.4488
2012	69578075466.2414
2013	74381239661.7258
2014	78149946077.7714
2015	82630097765.0516
2016	86733855833.4187
2017	91349163949.9405
2018	94708085158.672