Year current US$ 1960 102.03319961967895 1961 106.14433831579946 1962 105.88668994515146 1963 114.69694660334157 1964 125.7805295063632 1965 131.44059269980292 1966 117.06128446891837 1967 122.00470703242888 1968 126.44290872337595 1969 136.72159054341543 1970 144.6571944237264 1971 147.26228339545912 1972 153.60288306734935 1973 176.37231485240088 1974 212.8416013618923 1975 227.7643714970595 1976 235.02544633896562 1977 257.66177096932137 1978 284.8714244158723 1979 323.1839777434467 1980 383.83797090721845 1981 466.0663040165192 1982 451.4907253162927 1983 416.5425542935387 1984 389.5473327922523 1985 405.66823857935583 1986 397.8634336133572 1987 422.54647063134945 1988 427.1702480066188 1989 409.4220659164391 1990 428.7968508797303 1991 401.10861689270865 1992 410.9391986950089 1993 408.3890157710281 1994 449.01273030179425 1995 522.0913527910815 1996 581.9824757125185 1997 598.6329920895081 1998 599.2274418042122 1999 541.6115173933791 2000 560.5703177763038 2001 555.3459898951317 2002 574.838930007248 2003 640.0844757656067 2004 722.9472826304499 2005 818.2024361256647 2006 941.7964987356968 2007 1133.2426982866277 2008 1232.9429748858963 2009 1264.5544590180111 2010 1496.4661043158362 2011 1642.0758139425845 2012 1707.034201070797 2013 1776.303312675518 2014 1888.1642285147984 2015 1856.9260327411341 2016 1906.0584174032597 2017 2018.0613327621581 2018 2089.070470336028 2019 2162.5488854179835 2020 2065.923185439478 2021 2311.121060918493 2022 2430.5264629395774 2023 2413.660263253369