Year	constant 2015 US$
1970	11107148514485.61
1971	11564141906514.217
1972	12172664236492.295
1973	12760332288908.34
1974	12908972152589.354
1975	13286601411483.957
1976	13809549514014.959
1977	14257709543480.783
1978	14794278703230.441
1979	15267196489863.326
1980	15454669007631.35
1981	15696464663613.541
1982	15972003068760.75
1983	16498067105639.023
1984	16994960537526.945
1985	17628936941175.95
1986	18317297658709.406
1987	18945618115286.79
1988	19672731029212.477
1989	20302079999313.94
1990	20868741665239.035
1991	21156065223405.42
1992	21674730860208.797
1993	22017690013911.19
1994	22578448432372.48
1995	23085291322608.766
1996	23677189632473.46
1997	24287990390407.164
1998	25018967870513.25
1999	25988568871654.395
2000	26939590266304.074
2001	27622130175185.883
2002	28259336896430.35
2003	28894584487086.816
2004	29650383407673.977
2005	30417023850286.49
2006	31118067026691.176
2007	31845490409530.266
2008	32094721866150.055
2009	32035723996685.723
2010	32579892306392.844
2011	32824657431309.207
2012	33078775061101.36
2013	33420790764111.598
2014	33942699355557.105
2015	34725564174978.117
2016	35452627170890.29
2017	36151684016210.305
2018	36882952509667.79
2019	37549548953860.63
2020	36229264681590.695
2021	38226509176724.47
2022	39228499609871.17