Year	constant 2015 US$
1960	941.9025861823179
1961	940.0054443621111
1962	955.0112309197813
1963	976.9954366286134
1964	1027.717523273904
1965	1063.6308212455533
1966	1090.855014717165
1967	1099.7230294726508
1968	1138.9770931297787
1969	1201.6837867415024
1970	1264.856910850408
1971	1311.8147561847627
1972	1359.3809086897527
1973	1417.7932061169852
1974	1470.0007478176713
1975	1497.1761451980103
1976	1557.9651314650682
1977	1597.2019551515068
1978	1624.3803269253394
1979	1666.5891849216473
1980	1713.6797358778474
1981	1711.099667195208
1982	1718.4912662531626
1983	1707.6157925405628
1984	1749.898872275527
1985	1791.1500027301165
1986	1821.3498295694974
1987	1869.372030181409
1988	1907.5838855238715
1989	1928.650871588751
1990	1932.4145900662686
1991	1919.965402160261
1992	1916.7026515332666
1993	1948.842952725436
1994	1980.908063003289
1995	2025.368523701894
1996	2100.7150952580464
1997	2175.267259161088
1998	2199.9633585202037
1999	2246.428712708143
2000	2340.140625909269
2001	2390.6142464084382
2002	2466.1178762250697
2003	2574.038663019162
2004	2730.4608111449966
2005	2884.6674984056062
2006	3077.1963365335546
2007	3301.5738963637273
2008	3448.8347970538616
2009	3504.7775301243555
2010	3724.4773054167135
2011	3902.698388895383
2012	4053.584429474828
2013	4208.360903889576
2014	4354.372011876372
2015	4484.489383702502
2016	4625.193682252057
2017	4802.274636744275
2018	4976.328418386266
2019	5114.022619871334
2020	4988.816958269592
2021	5303.126183914456
2022	5449.893514253087
2023	5632.935897120872