Year	constant 2015 US$
1960	812.6528856744598
1961	811.2565370912182
1962	821.8982726853627
1963	841.2588099107651
1964	887.7166511884383
1965	919.8050356703209
1966	941.7372552877102
1967	948.8763253126675
1968	983.2047511932487
1969	1037.8588269559039
1970	1094.3778371862231
1971	1134.4319907553681
1972	1177.7682637969797
1973	1231.5035904809747
1974	1276.4899863402152
1975	1303.2579577827553
1976	1357.3069942797638
1977	1391.5223941996526
1978	1415.4074178095525
1979	1452.1132735217861
1980	1490.5849476432923
1981	1487.384655525318
1982	1497.9758850639746
1983	1490.8730851200287
1984	1530.885762183975
1985	1568.0762597403202
1986	1593.2171908403104
1987	1633.1764631900273
1988	1665.760304818027
1989	1684.2050378947981
1990	1704.4045467661454
1991	1720.2105927050247
1992	1763.115218313878
1993	1821.5482726910884
1994	1884.082436139435
1995	1937.8953818987095
1996	2025.6426613163426
1997	2105.9175513210766
1998	2141.6415253734926
1999	2187.050443468703
2000	2275.2955884880994
2001	2323.7231025490228
2002	2400.060484709727
2003	2507.404575377619
2004	2664.6332536241475
2005	2823.0074973993756
2006	3017.919218190366
2007	3246.3182456376353
2008	3396.823918800195
2009	3488.853098925256
2010	3728.247736203392
2011	3921.1967999290514
2012	4090.3387877613554
2013	4266.771264653016
2014	4431.864764599607
2015	4590.10014047065
2016	4754.8150393355945
2017	4953.006865486155
2018	5144.070342224906
2019	5298.178205891298
2020	5182.8346043816755
2021	5522.946511913082
2022	5695.157511255113
2023	5906.5031791729