Year	constant 2015 US$
1960	1242302396.9656837
1961	1341178568.4458554
1962	1414449883.4185412
1963	1360532610.8737922
1964	1412817026.4600942
1965	1463962166.2595365
1966	1482617486.7625859
1967	1520580768.416859
1968	1632302128.039748
1969	1750357348.120024
1970	1854615998.6762328
1971	2001682223.7139359
1972	2185804114.220305
1973	2316908958.0368376
1974	2517977443.3448644
1975	2697083113.1464133
1976	2709966869.706163
1977	2469395921.792477
1978	2615332230.082834
1979	2835721885.1098595
1980	3263014700.2949038
1981	3938061321.3978677
1982	4788910253.051285
1983	4976825715.939987
1984	5463374282.2850065
1985	5422331034.09958
1986	5374293933.763558
1987	5381524085.870162
1988	5052421567.958616
1989	5122225357.075041
1990	4965911086.934273
1991	5143136964.135957
1992	5411655756.971421
1993	5096237775.075527
1994	4950946200.246724
1995	4135435258.727434
1996	4288068416.1134243
1997	4807609188.288271
1998	5408831133.376739
1999	4652205773.455487
2000	4485145727.732848
2001	5009198264.252093
2002	5248018874.443376
2003	5239106602.890504
2004	5153665366.895821
2005	5995014558.502813
2006	7253131057.082895
2007	6784894909.498629
2008	7341494005.600627
2009	8867135089.832449
2010	9546347678.12433
2011	9477238675.662575
2012	10980432732.976343
2013	11309107941.37058
2014	12560773626.84429
2015	12368954507.417782
2016	11019285914.182684
2017	9516990032.601593
2018	9886182392.678104
2019	9570943984.604445
2020	9877748203.580006
2021	9659249130.52511
2022	9446489185.575665
2023	9821688231.950504