Year	current US$
1960	4384219112.652395
1961	3876161875.2750955
1962	3881219479.8684897
1963	4440497653.918443
1964	4997876637.469442
1965	5640442048.529775
1966	6016378764.444672
1967	5858513594.553105
1968	6302960463.533819
1969	6766915558.277839
1970	7325976290.747756
1971	8142499358.169468
1972	10226808846.609901
1973	17191190570.674538
1974	26316277701.414024
1975	25632572497.915085
1976	29208836519.90594
1977	34709828671.38744
1978	40848656369.24466
1979	55553206289.8011
1980	73815268567.1272
1981	80392972137.00804
1982	74978611242.66266
1983	78195222448.33076
1984	86331286651.73274
1985	82846309500.10939
1986	80548222541.81921
1987	100429791917.33759
1988	123571732797.76721
1989	133923926924.35336
1990	155994864925.3422
1991	181126134665.16217
1992	212783630022.78952
1993	240349190314.44128
1994	304255866702.08234
1995	375495479039.2258
1996	423067314563.31506
1997	466135049429.5154
1998	436250325714.55273
1999	471273783034.6399
2000	577137858226.9073
2001	572499670269.6316
2002	649995420766.0305
2003	801604194724.4971
2004	1028909845535.869
2005	1260067521069.802
2006	1557973535823.2087
2007	1910199632215.4985
2008	2247189657494.088
2009	1902893037569.7385
2010	2465845952763.821
2011	2970759051175.667
2012	3162218930326.098
2013	3361218696170.8145
2014	3494568073231.27
2015	3329261744011.3438
2016	3179470105263.784
2017	3537044999159.7407
2018	3874356972159.8696
2019	3851900179642.2017
2020	3820512395416.998
2021	4884919811680.647
2022	5257066590652.799
2023	4988686153386.86