Year	constant 2015 US$
1970	8492278845291.987
1971	8866466119835.959
1972	9398646413641.244
1973	9916130690708.438
1974	9985477057102.824
1975	10224884919189.688
1976	10677492504876.764
1977	11050441870838.791
1978	11493906340897.357
1979	11905842406823.54
1980	12039146906980.385
1981	12212917912975.938
1982	12383967907701.19
1983	12773153449025.227
1984	13197271025991.197
1985	13703592563759.342
1986	14245190224707.346
1987	14761538753065.205
1988	15375508024352.197
1989	15921554174265.002
1990	16389191522207.807
1991	16593708751756.863
1992	17058537164342.387
1993	17384640482932.312
1994	17905899264813.523
1995	18343129623161.277
1996	18911322778441.26
1997	19515899086930.094
1998	20185849774129.33
1999	21015413419158.96
2000	21882785048287.516
2001	22380717275062.547
2002	22860428667212.64
2003	23393153621925.75
2004	24079567379042.383
2005	24789867868016.086
2006	25423810109528.066
2007	26053703992658.156
2008	26153103504298.914
2009	25816203222505.16
2010	26373301581759.055
2011	26747393183149.12
2012	27032758481517.617
2013	27441235432835.273
2014	27978994787933.11
2015	28708188492536.47
2016	29347545011400.37
2017	30043066327429.324
2018	30687967590066.32
2019	31161869041284.59
2020	29616350751737.94
2021	31550625335427.523
2022	32726788757277.76