Year	constant 2015 US$
1960	969374410931.4554
1961	933248938717.7491
1962	960729325841.7639
1963	1000392671149.8378
1964	1072435653844.5228
1965	1143416750192.645
1966	1231340921353.7332
1967	1253421591730.2903
1968	1318727931466.0947
1969	1449890584995.2566
1970	1606678284819.2532
1971	1743419250049.0408
1972	1880703347669.6965
1973	2065698379724.2793
1974	2169129869977.252
1975	2262764279578.316
1976	2412279229567.75
1977	2564620298868.8716
1978	2734879609333.7305
1979	2945989716111.258
1980	3163096603630.937
1981	3169151245970.76
1982	3230088187594.2534
1983	3286013633723.9155
1984	3543197152252.5796
1985	3799963671493.275
1986	4020426917871.7397
1987	4279066959057.2544
1988	4498402022970.155
1989	4711445898400.327
1990	4721842546892.189
1991	4743780140768.943
1992	4780336051181.138
1993	4985629208645.946
1994	5206021937447.842
1995	5497929502265.23
1996	5777107641748.004
1997	6100326346403.088
1998	6273545940261.656
1999	6563504154756.037
2000	7021847323179.6455
2001	7385911567571.79
2002	7827816450178.817
2003	8361745392994.99
2004	9045507192409.56
2005	9745672395015.947
2006	10650476774780.127
2007	11737888014877.086
2008	12550333947713.445
2009	13014212290768.27
2010	14057211132781.035
2011	15067324874342.299
2012	15943581310746.977
2013	16838245881772.748
2014	17718152879938.52
2015	18550881244485.992
2016	19380522752676.586
2017	20408468386025.668
2018	21515458693306.99
2019	22516142438577.72
2020	22561141956728.504
2021	24241853178494.203
2022	25012141151926.145
2023	26060137413101.703