Year	constant 2010 US$
1960	331.901549978109
1961	310.991096335488
1962	340.044682049496
1963	301.468244721289
1964	258.982833126736
1965	271.031918261489
1966	282.506397381218
1967	293.284409287768
1968	304.167662568835
1969	327.139375120227
1970	336.239995991864
1971	330.269552028186
1972	321.522458638668
1973	322.924088346919
1974	317.789914635554
1975	301.584364351131
1976	349.097440081501
1977	344.641864460197
1978	363.86997535854
1979	393.493579294777
1980	414.200900391339
1981	422.299883745293
1982	416.23290349211
1983	426.696967810351
1984	393.936311423211
1985	394.951407359899
1986	397.372835391561
1987	377.575599184172
1988	377.405757053161
1989	367.480041986698
1990	358.077711830903
1991	359.173429271176
1992	401.922784443447
1993	395.186767293351
1994	207.459948486448
1995	285.331135832769
1996	312.24991014559
1997	332.96992925979
1998	334.204521585057
1999	323.439363843232
2000	331.408448298989
2001	346.533581678974
2002	383.129910045447
2003	385.614569872125
2004	408.44568927366
2005	438.679071839297
2006	468.394080207173
2007	491.842167316159
2008	532.371270572381
2009	550.742414785391
2010	576.049201001347
2011	605.567684925824
2012	642.968103923393
2013	656.967430424764
2014	689.700842832434
2015	732.011911060642
2016	755.86731106261
2017	780.772283298482
2018	826.338519596595