Year	constant 2015 US$
1970	11867052950262.99
1971	12358492169805.408
1972	13012810953674.283
1973	13647574006883.377
1974	13802797487948.03
1975	14201004405139.516
1976	14777708612976.008
1977	15238994124880.326
1978	15821861799973.8
1979	16334282047975.93
1980	16542687469595.645
1981	16806078270828.254
1982	17088341780906.426
1983	17644493473971.87
1984	18172118438160.266
1985	18851385586207.207
1986	19593845240666.887
1987	20284939087077.508
1988	21071067356962.516
1989	21756301618521.246
1990	22379014173519.574
1991	22663808630642.246
1992	23208904084203.395
1993	23602501524144.57
1994	24217323141448.266
1995	24760216206158.844
1996	25420534736638.72
1997	26102449315368.332
1998	26886109161555.44
1999	27900178615454.223
2000	28935770635609.42
2001	29686700413872.945
2002	30405441563621.574
2003	31107964108877.223
2004	32008123102298.58
2005	32902193275723.78
2006	33762778986213.812
2007	34684692179400.54
2008	35089488233994.973
2009	34963193006737.266
2010	35529345630492.16
2011	35902278436811.45
2012	36265849616835.79
2013	36708887847219.82
2014	37359518341174.3
2015	38106141656454.734
2016	38852719495356.914
2017	39690969232077.47
2018	40554933226352.805
2019	41344036518370.93
2020	39879395726199.28
2021	42143981436233.734
2022	43298483082410.92