Year	constant 2015 US$
1970	26034432158.72685
1971	27777079673.452484
1972	27522992663.015366
1973	31800806034.928143
1974	33148868450.96617
1975	34617588095.4841
1976	39252660948.64107
1977	40068244290.585884
1978	33958127518.85912
1979	34146243670.559025
1980	35056567117.90841
1981	35599338638.007614
1982	37583920636.56089
1983	36429678619.406815
1984	38383259274.568535
1985	41841149116.461685
1986	46856794461.093285
1987	43779229099.927635
1988	42595845819.985504
1989	43511997519.8925
1990	44556618786.81407
1991	44729978299.05961
1992	45499183631.29067
1993	47756205435.56886
1994	50326216802.72811
1995	53138286659.088554
1996	57835734215.14932
1997	65134194481.76087
1998	71132954428.0252
1999	69827425855.12038
2000	71786214735.97188
2001	73203720161.20697
2002	73599049292.13597
2003	74207543660.22525
2004	80995845819.9855
2005	87401715407.66763
2006	95116337707.9673
2007	104370238710.34406
2008	109045365299.16292
2009	97879177431.02197
2010	105694492094.6574
2011	109854004340.18803
2012	113077896042.16179
2013	118780655161.72363
2014	121369515345.66493
2015	123654686369.74263
2016	126044393923.73665
2017	128364658468.5336
2018	130149343804.89818
2019	137094264751.47252
2020	123584003306.80992
2021	125837304949.88113
2022	141592063656.09174
2023	142618208122.35196