Year Current U.S. Dollars 1960-01-01 40.6055353025475 1961-01-01 41.2012136877090 1962-01-01 47.4502225384491 1963-01-01 52.3443123037362 1964-01-01 56.7129433675710 1965-01-01 58.7785664104531 1966-01-01 59.5447476939649 1967-01-01 60.9985412261550 1968-01-01 61.9720916322770 1969-01-01 65.1835009030367 1970-01-01 66.5394949203770 1971-01-01 72.5324911667731 1972-01-01 75.1768325287805 1973-01-01 110.2417191919520 1974-01-01 134.2221286988620 1975-01-01 129.9808487145940 1976-01-01 125.1599687691490 1977-01-01 159.6526489609680 1978-01-01 214.3876694825720 1979-01-01 227.2663324735870 1980-01-01 329.4064935193860 1981-01-01 323.1311047846110 1982-01-01 253.2020440900590 1983-01-01 274.1694669951480 1984-01-01 231.0052032864240 1985-01-01 182.4673089854560 1986-01-01 212.5949594013220 1987-01-01 264.0350141283670 1988-01-01 303.4256014008660 1989-01-01 314.3388151259460 1990-01-01 371.8442387106880 1991-01-01 430.9096771532630 1992-01-01 498.4844777877370 1993-01-01 491.4205341432180 1994-01-01 506.9977783912440 1995-01-01 568.8163837755270 1996-01-01 529.3669606613650 1997-01-01 551.2410588100510 1998-01-01 506.9946048968720 1999-01-01 493.2493774005890 2000-01-01 474.8197906003880 2001-01-01 437.8190154265020 2002-01-01 407.8093907185700 2003-01-01 603.6362783275670 2004-01-01 781.5145953931810 2005-01-01 862.9463083662790 2006-01-01 915.7757486299710 2007-01-01 918.5406962360120 2008-01-01 935.3941390756980 2009-01-01 924.1059320633720 2010-01-01 1169.2678417866600 2011-01-01 1350.6776533931600 2012-01-01 1281.6205579346100 2013-01-01 1193.0042002142200 2014-01-01 1218.4710939803400 2015-01-01 1152.3167963102800 2016-01-01 1039.7033025114100 2017-01-01 1181.8117587288200