Year	constant 2010 US$
1960	320.778189880022
1961	323.300959441525
1962	319.496224576281
1963	324.595016878024
1964	339.387647879496
1965	332.62072209087
1966	330.5091031525
1967	336.82499805691
1968	338.987919734444
1969	344.574040448704
1970	351.393617114231
1971	346.103590666739
1972	335.390960946723
1973	326.449090347347
1974	316.188781756829
1975	321.536037040341
1976	319.424496872191
1977	328.522151750038
1978	343.979496875089
1979	331.380602386764
1980	350.437359383803
1981	357.061087103074
1982	351.090879627936
1983	367.060220350137
1984	371.824511131566
1985	377.931121084135
1986	380.39464150585
1987	384.627060857862
1988	400.139834128126
1989	407.06960046361
1990	415.641509467337
1991	412.975530825001
1992	421.14431574009
1993	428.904428763732
1994	439.157922904787
1995	455.976345602606
1996	476.633108394556
1997	482.252838307252
1998	498.852186230203
1999	519.654715711092
2000	525.731279701333
2001	541.108924235073
2002	545.725106390982
2003	563.442188427007
2004	585.571596759858
2005	620.536881153004
2006	639.421890071936
2007	672.107577939502
2008	690.809586994417
2009	707.788884705074
2010	740.230706845555
2011	781.406327553591
2012	812.078776427567
2013	854.09293563331
2014	894.013348253177
2015	946.178687925163
2016	1006.11299796048
2017	1067.20473047634
2018	1139.12082283352