Year	constant 2015 US$
1969	2061960917.4273403
1970	2280610403.757027
1971	2560534958.4972615
1972	2662360504.034371
1973	2824869747.611324
1974	3197565113.188277
1975	3646850153.6050735
1976	4071750319.711714
1977	4148844822.9167914
1978	4483514962.706244
1979	5013144269.58476
1980	5252233202.38554
1981	5725708952.356633
1982	5967728108.701555
1983	5793248330.547649
1984	6443718014.882805
1985	6707148550.991009
1986	7405116482.1738205
1987	7318282674.814836
1988	7892265869.008976
1989	8347738662.816788
1990	9092384910.821083
1991	9319837272.42499
1992	9657064839.427332
1993	9930377806.852333
1994	10184588290.839443
1995	10382532047.604288
1996	9900449806.140617
1997	10613329590.573431
1998	10119145892.011713
1999	10802654651.2039
2000	10918729670.795305
2001	10369114708.217962
2002	10459070684.851166
2003	10746363514.698042
2004	11343553280.512495
2005	11376856419.437496
2006	11416872111.350777
2007	11705932395.232418
2008	12004537818.512106
2009	12426545484.512886
2010	12453434529.417181
2011	12340599287.4664
2012	12258881444.046087
2013	12365224926.073822
2014	12932888334.84296
2015	13200984372.656242
2016	13495005288.671865
2017	13558635852.94921
2018	13383423796.28749
2019	13613882937.82499
2020	13728526685.787489
2021	13905293170.008974
2022	13497800151.643349
2023	13192776196.291395