Year	constant 2010 US$
1976	439208876.59783
1977	461307438.551903
1978	479953096.962301
1979	470975558.562024
1980	475119034.70447
1981	492383534.400718
1982	502051654.410839
1983	514726607.318065
1984	533893601.363177
1985	533893601.363177
1986	542549665.224757
1987	580574514.935365
1988	610678379.073244
1989	632795503.837924
1990	674572294.058864
1991	714365436.206528
1992	751958407.710711
1993	799198512.435745
1994	826878271.752321
1995	858207695.899444
1996	909623347.176121
1997	859396711.501694
1998	894657328.930968
1999	946550148.067513
2000	1030129366.02877
2001	1071231905.92533
2002	1136363622.99218
2003	1166704107.3241
2004	1215358326.88804
2005	1268104736.3468
2006	1322632307.86363
2007	1284552646.92229
2008	1279206810.34378
2009	1347330072.02207
2010	1382355998.49274
2011	1417874712.95669
2012	1457183951.66425
2013	1482700401.01512
2014	1550320022.46147
2015	1597771408.07601
2016	1643351750.1991
2017	1668959912.20613
2018	1739375012.90518