Year	constant 2010 US$
1965	1235642023.46988
1966	1251567443.75457
1967	1424447845.08201
1968	1451095506.72862
1969	1485234156.96125
1970	1397935598.67427
1971	1425984436.16728
1972	1364356629.14605
1973	1352338334.47236
1974	1434287142.84162
1975	1527502855.51038
1976	1629633731.57049
1977	1813848573.28251
1978	1799985614.18871
1979	1845861088.2499
1980	1981841248.66541
1981	2063748951.90494
1982	2098819374.10548
1983	2107670605.72816
1984	1973448437.22326
1985	2064860933.93222
1986	2356694477.08373
1987	2235140732.31719
1988	2360758127.91965
1989	2317372642.02449
1990	2248448129.62604
1991	2366825543.24901
1992	2383647894.91109
1993	2542305174.45846
1994	2033278348.46838
1995	2377854742.0559
1996	2813959309.88002
1997	2882867346.07683
1998	3264563922.44304
1999	3816348588.31008
2000	3711576391.76684
2001	3818304382.63344
2002	3974929466.98193
2003	4318139804.48245
2004	4477818558.77282
2005	4809827000.34972
2006	4907676223.22378
2007	5055253053.95265
2008	5680128651.50889
2009	5545989159.94163
2010	5643207740.31501
2011	5846943408.36997
2012	6235865465.12319
2013	6660691887.25552
2014	6988385347.17696
2015	7176743628.07646
2016	7547038834.49751
2017	7654012162.6949
2018	8374455566.58646