Year	constant 2010 US$
1997	7835879480213.11
1998	7899649227715.22
1999	8123187081994.04
2000	8622779405220.62
2001	8518551102720.82
2002	8609625372223.96
2003	8923356632894.27
2004	9434996106759.69
2005	9780967809649.13
2006	10331825601323.6
2007	10813564707114
2008	10772789661344.7
2009	9690450326713.44
2010	10557397373850
2011	10866700598314.9
2012	10929629546879.2
2013	11099118859197.5
2014	11389089187376.2
2015	11671388516149.8
2016	11858177161142.1
2017	12269455561684.9