Year	constant 2010 US$
1960	518.706804961664
1961	527.625716373281
1962	501.993140192855
1963	517.521163348947
1964	542.823768547129
1965	561.554094764229
1966	572.31370582571
1967	566.616816613458
1968	574.530746559388
1969	576.718347203283
1970	576.384263350006
1971	554.314764823408
1972	579.698670951145
1973	591.119215383584
1974	599.571743081451
1975	552.777821233341
1976	545.20692513251
1977	557.828694501737
1978	550.692036529869
1979	571.818317158511
1980	592.184659630639
1981	633.350911641237
1982	627.950643520781
1983	579.240914871194
1984	597.037503288527
1985	629.914365681747
1986	625.767522237867
1987	599.50617001215
1988	603.496948742701
1989	562.464473524464
1990	596.499437120974
1991	603.773379840943
1992	587.215657963945
1993	612.419498946765
1994	601.188235707841
1995	617.44724403454
1996	624.804191164275
1997	645.3173855347
1998	656.897526507095
1999	672.749010607089
2000	691.060178708539
2001	705.768590108077
2002	713.620444859812
2003	715.621208898546
2004	726.308210519102
2005	720.603966530973
2006	726.069010554115
2007	746.195413985383
2008	765.896018895288
2009	759.625693792651
2010	751.882047583363
2011	757.133533024525
2012	766.764588967155
2013	799.696535275965
2014	828.217671692381
2015	821.088580504353
2016	833.604414718203
2017	856.056781767564
2018	889.335599149488