Year	constant 2015 US$
1970	11589405973036.873
1971	12070530015132.047
1972	12711522870462.27
1973	13333386045455.266
1974	13497695822694.38
1975	13894865002928.203
1976	14438079017003.281
1977	14901050503754.201
1978	15477529088008.35
1979	15994379231359.186
1980	16227801679476.326
1981	16506578345407.3
1982	16761583797320.15
1983	17266586849124.031
1984	17779968894578.7
1985	18437557689585.312
1986	19128405183621.973
1987	19768218790182.824
1988	20502946924141.715
1989	21162004870136.31
1990	21787380823047.15
1991	22126656115569.04
1992	22697239963228.195
1993	23088325097922.492
1994	23684198600083.965
1995	24193184382444.39
1996	24856061788794.83
1997	25562812343304.668
1998	26367954000974.758
1999	27375822193981.484
2000	28407309778218.125
2001	29092360036882.926
2002	29767603456873.035
2003	30444503555350.402
2004	31258958135971.316
2005	32078777070687.902
2006	32851560001585.02
2007	33632523868741.402
2008	33909162957133.656
2009	33815276643729.297
2010	34445543137115.324
2011	34781746316072.625
2012	35082610401201.24
2013	35492895336075.445
2014	36089537562560.945
2015	36960909591668.086
2016	37770409061327.53
2017	38545905535380.375
2018	39327181081582.99
2019	40048401607786.35
2020	38642573037967.45
2021	40901434579803.766
2022	42180251926058.57