Year	constant 2010 US$
1977	11943429803.6213
1978	11896496374.9205
1979	12339011168.6593
1980	12190016313.6012
1981	13127194075.13
1982	13248624967.3871
1983	13597272975.7791
1984	14687170533.9957
1985	13939961192.8509
1986	13776066787.4378
1987	13137623781.9949
1988	13031837414.0078
1989	12924561098.1907
1990	12442562614.9013
1991	12134143197.9202
1992	12678719490.071
1993	13516815720.9026
1994	14445798841.4208
1995	14527745972.0727
1996	14757943127.977
1997	14789232032.4077
1998	14382475986.5897
1999	15014959272.7672
2000	15405325892.4548
2001	15604978973.734
2002	16966792227.0958
2003	17407072099.0896
2004	17965057921.7107
2005	18131932222.7838
2006	17597040591.5283
2007	17784774162.2219
2008	16270986158.1419
2009	15589334521.5186
2010	15888069277.6045
2011	15838156025.2984
2012	16042278950.0677
2013	16196488694.5856
2014	16547371624.7226
2015	16927308609.6
2016	17310970391.9977
2017	17766149742.2918