Year	constant 2011 international $
1990	9028171151436.95
1991	9454250169211.46
1992	9852121417153.16
1993	10176930960167.5
1994	10514596253503.9
1995	10876739917662.1
1996	11501432851253.7
1997	12005023228433.1
1998	12237312528690
1999	12539066115371.5
2000	13101857342181.9
2001	13315368335508.6
2002	13618076579472.7
2003	14368772038855.5
2004	15315161017882.2
2005	16269406436167.9
2006	17282734655997.3
2007	18335681827998.7
2008	18995849424629.4
2009	19358866784848.9
2010	20601963052476.5
2011	21583195218666.2
2012	22518574758138
2013	23538264648233.5
2014	24619773608742.9
2015	25849467073098.5
2016	27245714692081.9
2017	28615245085556.9
2018	29958597077972