Year	constant 2015 US$
1970	202467954236.71048
1971	205952032192.1835
1972	213540372523.60223
1973	228704142894.4444
1974	235322990862.035
1975	220590336148.51276
1976	221759810444.28577
1977	228440599188.02133
1978	231234945126.4987
1979	246664333992.8694
1980	263657127487.80377
1981	259540370887.19675
1982	250790602447.48776
1983	247180438337.6112
1984	257028476973.8245
1985	259685323198.79245
1986	266916065306.537
1987	279780718598.6065
1988	299892485970.63464
1989	313042026668.6041
1990	326586365338.44476
1991	330822515511.6991
1992	326066369931.99554
1993	289487154542.64087
1994	291565013670.278
1995	312077794505.3905
1996	319824857312.8905
1997	326128110995.8202
1998	339332312955.85925
1999	354127001644.6092
2000	378240378150.42944
2001	388348928194.3357
2002	403320695140.42944
2003	400800991365.82007
2004	407280990452.2263
2005	413595561166.64044
2006	424103313948.59357
2007	430558681848.82794
2008	416972474600.5467
2009	376329686001.4842
2010	375576326748.7498
2011	370195300180.5076
2012	334139126919.9998
2013	312601817443.6326
2014	305663700484.6873
2015	311043173734.8826
2016	323463948642.8513
2017	333870735751.75757
2018	344136836626.13257
2019	348383608166.2888
2020	320986517309.3748
2021	386051016046.5623
2022	419343170793.9451
2023	438900776419.57007