Year	constant 2010 US$
1970	2957.85288961676
1971	3031.56138797148
1972	3150.90675228218
1973	3263.39659433131
1974	3242.75535937583
1975	3264.37916106267
1976	3371.43647726554
1977	3439.01981757556
1978	3516.24564419599
1979	3589.21749835187
1980	3596.32242766881
1981	3589.84611747657
1982	3581.27135976009
1983	3625.73162528281
1984	3689.70043595495
1985	3751.99216330276
1986	3822.03812374334
1987	3880.08687241657
1988	3968.23608455878
1989	4027.39500008462
1990	4086.87398669106
1991	4084.69389863365
1992	4129.6624052772
1993	4145.05545712697
1994	4208.33658327701
1995	4259.36959541986
1996	4337.60605986988
1997	4414.14422985046
1998	4480.11160713681
1999	4583.75571422634
2000	4710.60830361087
2001	4779.29317567678
2002	4838.55758032415
2003	4906.89613632926
2004	5029.28683835945
2005	5161.36259896137
2006	5277.21299926259
2007	5424.95279041417
2008	5446.08489272917
2009	5368.64584034767
2010	5466.35104411568
2011	5561.7393026323
2012	5626.57759908216
2013	5703.94248625396
2014	5782.96944548345
2015	5866.87108955967
2016	5958.26369076257
2017	6071.39672295344