Year	constant 2010 US$
1967	280689592.738949
1968	261612808.923652
1969	297047298.844184
1970	294317642.061658
1971	400305239.212974
1972	359985627.867036
1973	328308109.68254
1974	359985627.867036
1975	365751178.31004
1976	423348291.964165
1977	524134855.136229
1978	501101396.680581
1979	555819077.867161
1980	696929106.37945
1981	548200388.549373
1982	490367493.990358
1983	557528500.906721
1984	605881529.656831
1985	647377665.711876
1986	599305661.982664
1987	595478553.075497
1988	639983948.271023
1989	711047526.079179
1990	711706222.381836
1991	805782196.439934
1992	874087776.198
1993	910679794.114997
1994	973601624.204729
1995	1071136412.54733
1996	1075899210.34428
1997	1382376115.91049
1998	1375155298.49369
1999	1600915779.03843
2000	1681209365.93613
2001	2426194163.39055
2002	2903314096.29472
2003	2633315309.3767
2004	2483166231.5176
2005	2778698349.53026
2006	3046221994.477
2007	2729036768.76886
2008	2748651678.29566
2009	2444810183.2249
2010	2438724188.68633
2011	2589151121.46565
2012	2815804514.32603
2013	2887564338.37654
2014	2795052988.1935
2015	3539414430.44302
2016	3222807530.47378
2017	3292234676.6987
2018	3498642127.44977
