Year	constant 2015 US$
1960	1000.4685474358347
1961	1047.5541725280357
1962	1078.629311322345
1963	1122.6677764323501
1964	1127.4726028528407
1965	1151.6199422725924
1966	1168.9005467430654
1967	1182.595186970001
1968	1205.9110717747571
1969	1238.383488959669
1970	1218.4193415605343
1971	1277.2108956453592
1972	1316.3461288633177
1973	1427.6462628774782
1974	1467.8652715785693
1975	1485.4092185216637
1976	1548.9710783064756
1977	1601.1234809425282
1978	1645.2474940250968
1979	1717.7278644736468
1980	1730.009075106854
1981	1743.1015957171235
1982	1706.3461937737056
1983	1685.3279533541481
1984	1442.29585039581
1985	1319.2505772100867
1986	1340.9770543647296
1987	1398.2510636296283
1988	1476.1727455037756
1989	1532.1746703696276
1990	1614.7695338167046
1991	1612.0533057569721
1992	1630.750340517883
1993	1652.6506295184092
1994	1694.566026095314
1995	1741.5896890605968
1996	1860.3054419676535
1997	1912.0435131476386
1998	1902.0462741879267
1999	1908.433497031496
2000	2010.11877129967
2001	2029.170270403975
2002	2061.6798297198097
2003	2121.6849018399516
2004	2213.9249277910817
2005	2285.653730607025
2006	2349.2354642918635
2007	2451.494358779989
2008	2517.991083433373
2009	2562.243929144489
2010	2694.1261862388556
2011	2734.976436581936
2012	2877.480614085549
2013	3039.5908691374216
2014	3175.6937776030304
2015	3314.2026782707703
2016	3477.9728937238615
2017	3650.9517766445783
2018	3801.5813861766646
2019	3940.206737798309
2020	3432.3435721336114
2021	3439.055129590481
2022	3724.1846207608464
2023	4051.0373948783945