Year	constant 2015 US$
1960	436745041.21416944
1961	465252007.3633697
1962	487363120.7523424
1963	505088817.8815749
1964	536520155.4421593
1965	621128643.4003036
1966	671564510.318956
1967	697696132.8147532
1968	748040662.3016851
1969	718802475.4449375
1970	687097292.783801
1971	749228432.4781572
1972	763847525.906531
1973	807704796.3566755
1974	735523037.9212313
1975	686183603.7473302
1976	762933827.0350832
1977	808618485.3931466
1978	1065280501.5135776
1979	1141916700.5363352
1980	1169945828.425322
1981	1151988772.2144794
1982	1122061154.5494518
1983	1115986894.7197819
1984	1130468725.9961226
1985	1156867291.5039387
1986	1166933939.3889475
1987	1245953129.4482012
1988	1235811402.8237565
1989	1278937795.9054017
1990	1300860550.1092565
1991	1269685365.804086
1992	1378881266.8438666
1993	1356555288.7116184
1994	1328451674.6405623
1995	1417975634.9457278
1996	1502192435.108491
1997	1478861686.2174542
1998	1540653745.4085875
1999	1266546827.9327958
2000	1507593794.660931
2001	1539567305.0005033
2002	1608894058.1175888
2003	1646689874.8616602
2004	1765604582.1873345
2005	1725104146.758741
2006	1855830661.5030024
2007	1958675016.3540964
2008	1996411823.23596
2009	1957524324.041045
2010	1992241792.973278
2011	2121424216.323103
2012	2348051592.132012
2013	2428826258.517403
2014	2497189183.885095
2015	2562886830.476403
2016	2685253614.741232
2017	2963170395.7857203
2018	3041181433.6243815
2019	3012128911.4640937
2020	2850953307.820627
2021	2806587726.417425
2022	2815517885.564866
2023	2926731805.8724275