Year	constant 2015 US$
1960	1665.4393802811635
1961	1736.9817888972505
1962	1868.5938042763082
1963	2009.5830857636847
1964	2177.1582931192456
1965	2312.275577814603
1966	2315.3868044143255
1967	2399.74526696492
1968	2355.235136741435
1969	2422.499073937758
1970	2376.827031206564
1971	2376.9019423819027
1972	2357.163927709371
1973	2434.0285595080604
1974	2692.691724609369
1975	2605.5314445706895
1976	2657.5678627080347
1977	2793.5047608926225
1978	2500.577016561091
1979	1789.399289579882
1980	1821.4881415762134
1981	1865.8859014730838
1982	1800.704138799857
1983	1835.0568792693514
1984	1762.1293770456846
1985	1650.4364488938652
1986	1595.90857884349
1987	1548.674733807517
1988	1324.997756691463
1989	1271.649565092
1990	1241.4087192168472
1991	1210.5773988676751
1992	1187.8366365329273
1993	1157.1578134899294
1994	1170.2967534093775
1995	1214.1084731471665
1996	1266.8643771733796
1997	1294.634112943796
1998	1321.4744939119275
1999	1393.3545015821799
2000	1429.7387890029777
2001	1452.3569974506263
2002	1444.8751903058815
2003	1463.4711917234026
2004	1523.1403958256535
2005	1568.433676789415
2006	1611.3786499148548
2007	1669.7253033489264
2008	1702.6962985544772
2009	1623.0014471830807
2010	1669.944717732556
2011	1749.5043651820886
2012	1835.947583778653
2013	1898.4429328072513
2014	1960.688178037832
2015	2025.3247759757523
2016	2087.6968635555836
2017	2153.612731500831
2018	2052.1333833577673
2019	1965.2754946487034
2020	1904.4929035938355
2021	2071.9237947800234
2022	2119.3951792230578
2023	2185.448134604086