Year	constant 2010 US$
1960	2176123741.59742
1961	2022835912.71744
1962	2268284593.21236
1963	1993683031.44074
1964	2025657132.08836
1965	1658894714.04251
1966	1809868361.58203
1967	2024256609.76804
1968	2099001879.41066
1969	2343225417.95986
1970	2606203040.97845
1971	3001255761.08872
1972	3940160823.64257
1973	4419146609.20538
1974	4172085939.80632
1975	4308415514.76819
1976	5527863154.52489
1977	5479525614.37379
1978	5504666119.20282
1979	6857442466.26525
1980	5619122484.57288
1981	6089030200.63015
1982	5321533858.43061
1983	5657280610.63601
1984	5944581568.72193
1985	5946597928.17816
1986	5540994881.7969
1987	6264590712.73908
1988	5641151538.13189
1989	5546132411.80428
1990	5495948380.63025
1991	5858680977.84272
1992	6447813422.80223
1993	7013731020.31676
1994	7462093133.58713
1995	8089802011.87134
1996	8638617458.35774
1997	9644218208.17146
1998	9934198506.94103
1999	10464437504.3309
2000	11282581088.5282
2001	10461750566.3708
2002	10535172985.5118
2003	12040736358.3729
2004	12551818673.9174
2005	12114072424.8059
2006	11953411704.212
2007	12081014052.7136
2008	11523128117.5342
2009	10546737271.5716
2010	12241025521.5365
2011	13134321822.9097
2012	13862899776.6717
2013	15117270990.2968
2014	16251786833.6342
2015	16578518145.9978
2016	17664456078.1519
2017	18502970937.2212
2018	19738771614.0663