Year	constant 2015 US$
1960	29387971643.3714
1961	31096619884.56632
1962	32352021857.6819
1963	35991255158.81524
1964	38862198014.50547
1965	41940134532.61742
1966	47327098176.09493
1967	52259400814.79993
1968	59122907460.7466
1969	67464813951.07223
1970	72902000747.15784
1971	79444008479.57808
1972	84500984789.37004
1973	96688676138.03412
1974	102928902849.5892
1975	107507609736.0411
1976	125955157267.87822
1977	143407349115.01593
1978	161206328294.07077
1979	173642394353.43225
1980	163892471169.21362
1981	172979148107.45813
1982	189908948430.63705
1983	216505998262.52658
1984	239296610600.3569
1985	255612326777.64996
1986	291288095653.8848
1987	334800621599.93475
1988	379625138986.8277
1989	412877463907.6356
1990	451973977686.95
1991	501321319860.914
1992	532050019784.20874
1993	570436424164.5873
1994	623967231161.3445
1995	678658299088.6005
1996	723804138546.9331
1997	753108817567.4933
1998	695317442598.1643
1999	769807750546.553
2000	819628587407.5175
2001	852114213461.662
2002	925662395193.4324
2003	950381824170.3346
2004	991232523028.1559
2005	1015264301551.1266
2006	1055719139397.9857
2007	1115760741498.8696
2008	1120006101051.9897
2009	1147758637078.0386
2010	1230485365212.0671
2011	1250515295735.2322
2012	1287107371883.4346
2013	1336595126674.197
2014	1383264637551.0906
2015	1470624628355.3022
2016	1535543888890.117
2017	1586112944619.6902
2018	1611167047245.5742
2019	1616820069808.414
2020	1617733724449.0818
2021	1674222126923.9868
2022	1662683446033.3215
2023	1693093830200.648