Year	constant 2010 US$
1990	4059767313.9002
1991	4560212003.70729
1992	4406564627.58902
1993	4561560094.2722
1994	4680224754.25291
1995	4691768082.75451
1996	5020253077.60998
1997	5252267223.34044
1998	5658056327.30838
1999	6012663453.54744
2000	6026964976.034
2001	6693408430.73908
2002	6807924284.481
2003	7641518271.939
2004	7764948902.9764
2005	8278948284.91404
2006	8614826849.94159
2007	9012105291.78545
2008	9483465499.86387
2009	9909262401.34416
2010	10259757670.9599
2011	10619201662.417
2012	10470849814.2483
2013	10839380955.4411
2014	11603707710.6252
2015	12312345428.9513
2016	12929998292.5936
2017	13739774831.2551
2018	14170631448.6682