Year	constant 2010 US$
1990	2466199313.682
1991	2529262535.75353
1992	2622338725.87045
1993	2629547164.38681
1994	2568269781.53345
1995	2856949603.05227
1996	3057339229.74392
1997	3152741557.10933
1998	3101537306.47533
1999	3247994028.19644
2000	3197577968.55238
2001	3383873871.84288
2002	3315427325.0589
2003	3370371495.19644
2004	3564095271.1411
2005	3995109488.65115
2006	4018136356.18443
2007	4227869883.75034
2008	4205712546.16384
2009	4186349969.64051
2010	4212626973.72016
2011	4510985311.53322
2012	4730597652.6088
2013	5107249543.94144
2014	5169639482.33016
2015	5229601220.47701
2016	5330119931.51792
2017	5346730721.41164