Year	constant 2015 US$
1976	96248213962.64174
1977	100284995764.57964
1978	100777904632.83002
1979	107550380193.30812
1980	109437836923.29796
1981	110357373469.22568
1982	114824211343.67293
1983	118351532564.05809
1984	120185137976.38857
1985	122434149453.0206
1986	125815963605.36473
1987	127850307637.43153
1988	131566308181.9448
1989	137491948028.65338
1990	143035952054.91235
1991	147553054191.8436
1992	151885645444.5768
1993	153285575553.3487
1994	155385133424.58777
1995	160473365088.55847
1996	163749801035.08972
1997	167594607150.10144
1998	174905165396.17175
1999	180682720776.3944
2000	187740032705.17957
2001	190132786014.84363
2002	195251257452.64832
2003	196438669243.3241
2004	201762178663.31635
2005	206934927471.73035
2006	215038432390.47256
2007	221934421144.96085
2008	227218886806.3319
2009	224832668527.59363
2010	228151842910.67172
2011	234509606961.91782
2012	235217298664.0741
2013	235257940121.2577
2014	237410372938.81238
2015	240185886005.48425
2016	243821970555.5116
2017	248282933559.203
2018	254150004439.44125
2019	258899895694.98032
2020	241003741242.55066
2021	244421340514.15613
2022	259324850227.2186
2023	258118687668.69125