Year	constant 2015 US$
1970	3294061722049.5244
1971	3357657018902.7686
1972	3543933267355.715
1973	3892587016298.093
1974	3802530007759.63
1975	3398786244932.9116
1976	3711994356024.266
1977	3854585176685.5396
1978	4044157481385.777
1979	4296920801189.4565
1980	4196036000104.1084
1981	4138202473143.546
1982	3974278843062.7993
1983	4098678698018.535
1984	4541891163155.553
1985	4732841603706.234
1986	4944012502831.753
1987	5175668077012.897
1988	5594694445725.833
1989	5961013170391.554
1990	6138311973630.289
1991	6049317431207.929
1992	6050337795613.31
1993	5956682236674.479
1994	6277614885065.75
1995	6532507188209.491
1996	6810235072990.942
1997	7134960124834.3125
1998	7409230939917.809
1999	7761786808317.145
2000	8189680331150.733
2001	8079666889312.141
2002	7997033535097.732
2003	8212812838918.297
2004	8609094724306.09
2005	8958537274935.184
2006	9338282681825.79
2007	9509751627900.123
2008	9196954270032.885
2009	7761841584726.386
2010	8344768604842.907
2011	8690467802553.793
2012	8781786407117.302
2013	9021584272697.676
2014	9412279149993.545
2015	9794056297722.41
2016	9893696248234.838
2017	10351929761422.914
2018	10742525294080.945
2019	10953820239607.496
2020	10445048138360.654
2021	11150944311481.373
2022	11535580667064.207