Year	constant 2015 US$
1970	247013946810.16678
1971	266107025832.99503
1972	291060261273.9244
1973	330359984748.5588
1974	366566452042.89343
1975	394565107004.5687
1976	414724803896.90845
1977	417910156343.08966
1978	439560455911.6666
1979	478211935596.506
1980	486834750784.9846
1981	506488834589.88715
1982	447364728610.1923
1983	361710274725.0321
1984	367265951205.21466
1985	373749307696.7566
1986	396269278990.9165
1987	442922384022.6173
1988	461649758789.3037
1989	493525577451.48663
1990	435630049017.21466
1991	434273553590.04175
1992	474008063704.8427
1993	508844626324.57544
1994	576853261542.4661
1995	516013466879.9212
1996	548076011818.26697
1997	610739551206.0348
1998	638853471875.2523
1999	597743483302.5913
2000	615645104037.1283
2001	594791578198.3113
2002	579172094355.0505
2003	589778620722.5739
2004	645504084599.2115
2005	687251625502.0316
2006	754236941237.3427
2007	841810608031.6316
2008	923238191715.2566
2009	845752955197.2458
2010	960870910997.9812
2011	1050257557247.3881
2012	1077135867462.3329
2013	1106693540645.7131
2014	1094877120641.261
2015	1054208379035.527
2016	1001082935258.0912
2017	1009407226821.9412
2018	1030350483984.38
2019	1019126896852.1176
2020	904561957869.605
2021	1046236069913.8116
2022	1098168164542.185
2023	1133798650956.0518