Year	constant 2015 US$
1970	39832872346.8119
1971	44873211440.332756
1972	49963969469.57679
1973	52745503709.10339
1974	55353533982.24777
1975	55496844474.93677
1976	56756728442.17659
1977	58294121349.85636
1978	59664259079.79933
1979	63295156211.14018
1980	62647973071.48065
1981	66739461858.4109
1982	69730332833.06894
1983	73863424124.17996
1984	70833350799.70845
1985	71749788602.54709
1986	78027266412.2465
1987	84100209339.2222
1988	89332352643.5402
1989	88921893057.75916
1990	97013498048.9688
1991	107280105227.04865
1992	115439615368.12321
1993	120408717036.14774
1994	128965676686.2485
1995	137138088589.68318
1996	145886166802.4528
1997	152458987350.45676
1998	160022239869.64548
1999	164796548518.50275
2000	173914244071.86667
2001	177811545731.31525
2002	178063864499.80716
2003	179373554307.27686
2004	187253052184.72638
2005	197914603490.41653
2006	209205586467.13278
2007	220791140088.33258
2008	221956206509.155
2009	228760078384.289
2010	241037662192.87357
2011	252814803653.3598
2012	258414835127.13882
2013	272337936623.64413
2014	287683787830.71075
2015	300150272715.5785
2016	316009210239.69836
2017	330737204236.52527
2018	343465108099.9959
2019	359624555036.23364
2020	355418287980.79004
2021	388751932592.9422
2022	417235037091.03406