Year	constant 2011 international $
1990	8128411394683.33
1991	8339076354989.14
1992	8515105595167.25
1993	8752449637188.34
1994	9070810326270.14
1995	9372070564445.08
1996	9802843170330.26
1997	10254922430255.1
1998	10498294023401.5
1999	10829830674643
2000	11384509041753.2
2001	11848951413391
2002	12322405382754.5
2003	12936255037553.3
2004	13816867361828.7
2005	14859080741956.6
2006	15873612336136.1
2007	17261296759907.8
2008	18301149160377.8
2009	18727607879927.5
2010	20005666628380.2
2011	21582405235416.4
2012	22852038635555
2013	24096974700316.4
2014	25180041943143.2
2015	26074536571217.4
2016	27315583522778.4
2017	28759540292085.3
2018	30047885603103.2