Year	current US$
1960	42851335391.53936
1961	49118281898.0386
1962	57310718025.35173
1963	67733476839.57903
1964	75665046354.48218
1965	87907890761.98253
1966	101574722616.21298
1967	111906763432.01508
1968	111239945958.803
1969	127163450421.66983
1970	40471022106.01379
1971	46106900598.8024
1972	58555487962.723274
1973	78071719017.70416
1974	96948485722.52667
1975	113934171014.49277
1976	117234501367.81894
1977	130823347207.00986
1978	158522927517.3611
1979	212392352503.7184
1980	229755263402.1815
1981	199125227969.00345
1982	192294673633.19702
1983	167322796983.7587
1984	168552857586.42105
1985	178339212328.76712
1986	248144330521.5635
1987	314786221533.4861
1988	370872708184.5451
1989	410262872803.93536
1990	530515703558.60266
1991	570816810248.1985
1992	623343892410.2064
1993	520853333769.1201
1994	519422964849.08704
1995	609570971443.8218
1996	633528195192.434
1997	583087704545.4546
1998	611311425548.5021
1999	629140626498.843
2000	594084216555.2954
2001	619140631735.8275
2002	700728756159.2169
2003	900043963152.155
2004	1059088286010.8136
2005	1137786490870.0383
2006	1237088785672.9395
2007	1437831552930.9849
2008	1586564225114.8435
2009	1462916148401.171
2010	1401381945416.6694
2011	1454580711702.3374
2012	1314155086548.047
2013	1346529739593.3372
2014	1366800133424.7012
2015	1195894016724.6086
2016	1236606698893.7773
2017	1313739000871.767
2018	1423751671292.548
2019	1396786257474.5076
2020	1281402401923.739
2021	1456884138329.4338
2022	1424534712303.5076
2023	1569857957741.5105