Year	constant 2015 US$
1970	510360611.5046796
1971	491730389.1879351
1972	508545398.8090742
1973	579140581.5518893
1974	495820459.32386124
1975	469007348.58260524
1976	521724818.88205117
1977	519451960.6748375
1978	573989808.7740475
1979	601253651.0737307
1980	619888871.7861598
1981	575352499.0806252
1982	586259060.3036408
1983	586259060.3036408
1984	698121159.1655614
1985	763204558.9700084
1986	802356315.9435315
1987	741340618.3650984
1988	846592700.8771734
1989	912970104.4751651
1990	936032676.3358457
1991	1011778571.9118159
1992	1018546721.8207846
1993	1121694245.2989144
1994	1158516522.7904534
1995	1225326497.176312
1996	1293988547.2293203
1997	1372701957.937239
1998	1444726895.9485297
1999	1531161690.579403
2000	1601136412.2230196
2001	1741088628.628589
2002	1793971498.1755986
2003	1825796347.3178768
2004	1955758412.6151707
2005	1983660167.6985078
2006	2123859428.6069076
2007	2251961698.328912
2008	2299153111.3107305
2009	2478081310.562972
2010	2457417139.2664156
2011	2480809167.953913
2012	2615875355.7004213
2013	2775692887.254068
2014	3004889696.0425167
2015	3005573140.7398505
2016	3275058674.49869
2017	3522787800.4538403
2018	3780975346.16103
2019	3976057778.545512
2020	4045771178.9051924
2021	4256049229.5942364
2022	4461339597.850785
2023	4687760933.478687