Year	constant 2010 US$
1970	14230.2536982223
1971	14587.5657311187
1972	15323.847910882
1973	15948.3570880733
1974	15743.1210502646
1975	15956.8396386274
1976	16674.49682909
1977	17180.6917818949
1978	17723.2861128878
1979	17946.0575291729
1980	17745.5314542552
1981	17808.4890468643
1982	17829.1302376612
1983	18616.7632550009
1984	19403.3898886254
1985	20222.9353725374
1986	20850.7502736975
1987	21366.3179823892
1988	22048.2928962152
1989	22468.0941577109
1990	22642.7680471786
1991	22360.7039760746
1992	22830.1840996151
1993	23291.3356855951
1994	23883.8523831957
1995	24287.9098554229
1996	24833.4422632355
1997	25487.1838789006
1998	26487.4800260232
1999	27546.6830300443
2000	28610.0119316352
2001	29037.2835005932
2002	29534.6024780987
2003	30201.3909139177
2004	31029.4169152046
2005	31847.7083791283
2006	32533.8440899887
2007	32995.2934075937
2008	32692.2930504683
2009	32026.2972478752
2010	32356.0725640238
2011	32731.0820960692
2012	32979.8751344359
2013	33248.1422056044
2014	33954.2231684115
2015	34917.7359070387
2016	35586.251644023
2017	36263.7952303153