Year	constant 2015 US$
1970	3025079768642.8584
1971	3205314361642.49
1972	3404450277495.6597
1973	3641071104257.7383
1974	3500316502664.8945
1975	3361451834467.0366
1976	3501797419628.646
1977	3687466851804.908
1978	3917725899870.4805
1979	4111085092819.7305
1980	4101327412599.478
1981	4104585468326.488
1982	4015312466215.3936
1983	4127343866452.9326
1984	4399664741155.094
1985	4622717094549.677
1986	4824231532223.506
1987	5063518756331.9795
1988	5428720527501.614
1989	5742474406405.131
1990	5927181209627.963
1991	5880291667353.619
1992	5899565536170.998
1993	5821685615134.458
1994	6020442880609.065
1995	6288045368873.159
1996	6626556674468.385
1997	6859624923756.164
1998	7134630009488.948
1999	7490632862258.052
2000	7877966524989.336
2001	7884076836714.454
2002	7792732822639.886
2003	8002845547370.733
2004	8329825993716.693
2005	8703947519774.791
2006	9032360489685.13
2007	9225540105568.281
2008	9045095623338.305
2009	8103370292969.136
2010	8248527238432.933
2011	8508951980315.544
2012	8760993082919.161
2013	8949515441682.748
2014	9262760405965.713
2015	9562276743547.842
2016	9781882077962.871
2017	10171345356420.986
2018	10500475417552.943
2019	10719051315570.172
2020	10400289762752.023
2021	10939123135022.627
2022	11096627580216.033