Year	constant 2015 US$
1970	14450482507787.576
1971	14954793404999.947
1972	15729528893587.002
1973	16653951403599.316
1974	16646989861597.63
1975	16632565685358.807
1976	17435356991460.652
1977	18085635653003.87
1978	18907559730608.6
1979	19417565994787.18
1980	19337430496640.29
1981	19661324660717.78
1982	19667181592158.473
1983	20242703841233.586
1984	21437507685022.766
1985	22175367558347.906
1986	22928794791650.66
1987	23787962355166.11
1988	24984745986496.844
1989	25764914067406.55
1990	26377349198120.23
1991	26629207793360.59
1992	27281394255908.156
1993	27675686959894.195
1994	28679588740951.613
1995	29589706019263.03
1996	30552784177461.67
1997	31637571884745.227
1998	32661588152772.055
1999	33795578959211.76
2000	35127434083264.383
2001	35746296071357.945
2002	36260662071555.195
2003	36972090343912.37
2004	38181230840192.61
2005	39190527086209.33
2006	40372990172854.34
2007	41122691590465.195
2008	40710790269350.76
2009	39792087975268.3
2010	41068878522985.7
2011	41702337393195.88
2012	42339819533723.42
2013	42917680714196.61
2014	43938010595072.63
2015	45120752859197.1
2016	45873836616172.336
2017	47080098420877.17
2018	48087578361081.12
2019	49041080404830.13
2020	46981958861409.85
2021	49724164974579.05
2022	50591066419526.09