Year	constant 2015 US$
1970	60787411976.32067
1971	62498138836.01443
1972	67605531787.60622
1973	71537366984.24567
1974	73326592990.46402
1975	76371251694.1437
1976	78636634033.4769
1977	79149920215.4765
1978	81159413377.81908
1979	85447836031.88939
1980	88060928616.01556
1981	90038080587.10931
1982	94064502867.18744
1983	97001383488.67181
1984	100205656716.79681
1985	104358563466.40617
1986	108657925917.57805
1987	113649624412.49991
1988	118963081645.70303
1989	124041322146.09364
1990	125347218818.35927
1991	123316810228.51553
1992	118530371618.35928
1993	114951083033.20303
1994	117107976092.57803
1995	122212844902.34366
1996	126193777153.90614
1997	130537520120.70302
1998	135745573629.29677
1999	139625540207.8124
2000	142224019397.65616
2001	145915368784.76553
2002	149532380808.20303
2003	154415347039.84366
2004	159146310005.46866
2005	163629851596.48428
2006	168681463787.4999
2007	173455697755.85928
2008	176767593734.3749
2009	173942773914.84366
2010	177368949721.0937
2011	180838396530.07803
2012	181631698246.8749
2013	181630588733.98428
2014	182204206898.4374
2015	184943594225.39053
2016	188536196965.23425
2017	189650147907.42175
2018	193006424401.56238
2019	195176631615.6249
2020	190771865439.84366
2021	197353495907.03116
2022	199153125815.6249
2023	202531592567.57803