Year	constant 2011 international $
1990	7661687536.0878
1991	7644561709.55486
1992	7386642290.14501
1993	7483662103.19427
1994	7753736837.30352
1995	7762776430.98326
1996	8117780908.90257
1997	8409123114.61077
1998	9005797499.24966
1999	9369906569.33785
2000	9828244310.57408
2001	10211428955.2493
2002	10280986431.1162
2003	10514173315.699
2004	11359744719.5182
2005	12078817050.553
2006	12712812429.3098
2007	13903408390.0134
2008	14180361616.624
2009	13219328014.9373
2010	12765128021.48
2011	13005319157.5317
2012	13173924809.4005
2013	13718515245.06
2014	14003899761.5278
2015	14629574468.5771
2016	15705064022.3996
2017	16428090835.5008
2018	17185668306.3805