Year	constant 2015 US$
1970	3239010369650.6284
1971	3339582372771.5522
1972	3435564166417.1543
1973	3527998823767.3384
1974	3637564215899.851
1975	3809156790366.1753
1976	3887137539053.663
1977	3970553049016.9756
1978	4100147667737.092
1979	4195889257961.3447
1980	4306177288512.344
1981	4425918088242.536
1982	4514420044379.613
1983	4624561501012.693
1984	4708779189985.256
1985	4859089130580.451
1986	5006852459401.301
1987	5124285418152.902
1988	5235196105700.06
1989	5346755572697.439
1990	5502819524301.072
1991	5648859712347.545
1992	5749314702199.073
1993	5806569059802.542
1994	5868295077867.339
1995	5927335170723.789
1996	6006372621091.065
1997	6093093303571.546
1998	6218655069639.304
1999	6386482107947.98
2000	6537529558874.519
2001	6729635359240.386
2002	6929554707057.523
2003	7070369230962.36
2004	7192904659709.081
2005	7295887782753.098
2006	7431333662303.26
2007	7580452398558.286
2008	7758571095333.095
2009	8006763793502.883
2010	8077763619089.612
2011	8036451620546.0625
2012	8050863801897.864
2013	8052185648094.916
2014	8110899568440.385
2015	8252721188662.579
2016	8422943227296.072
2017	8502840492868.74
2018	8639834267772.274
2019	8886509823493.027
2020	9017498018956.605
2021	9348940960660.564
2022	9456903480105.066