Year	constant 2010 US$
1960	3708.31532194772
1961	3842.42296722962
1962	3913.84161574983
1963	3900.85914952669
1964	4076.70955409564
1965	4170.90456167618
1966	4224.82513871106
1967	4294.09408336867
1968	4517.9984412986
1969	4676.33452060404
1970	4861.38842584682
1971	5057.908495714
1972	5292.53274608097
1973	5617.60031437604
1974	5846.07653690322
1975	5925.95888471407
1976	6146.57551158073
1977	6291.01836556624
1978	6381.39286715857
1979	6650.7111220748
1980	6907.92971227182
1981	6763.86210658984
1982	6576.81795486147
1983	6261.29599101873
1984	6352.10258739825
1985	6449.10504733539
1986	6606.25287988096
1987	6695.59343100878
1988	6622.69610342238
1989	6579.85668038284
1990	6488.14025707116
1991	6608.32259399869
1992	6665.15797886842
1993	6807.1223167146
1994	6999.77324046721
1995	6980.55542515162
1996	7106.0307977726
1997	7352.64861321419
1998	7393.90615084552
1999	7276.24103500051
2000	7439.59402055566
2001	7386.61849888936
2002	7303.25155491985
2003	7319.2189889403
2004	7678.99439216883
2005	7909.81970129181
2006	8229.5592817421
2007	8589.11880486384
2008	8830.54090716743
2009	8560.32761463272
2010	8974.00798405259
2011	9271.97268361982
2012	9428.52976637653
2013	9587.85029547086
2014	9583.321778131
2015	9486.79750104369
2016	9356.41259844286
2017	9423.36441518508
2018	9477.4365738829