Year Current U.S. Dollars 1960-01-01 92.9618001456259 1961-01-01 96.9804300443769 1962-01-01 104.3885334484300 1963-01-01 107.5421084872820 1964-01-01 113.1703380446820 1965-01-01 117.1902853318310 1966-01-01 124.3092730366420 1967-01-01 99.4068327311812 1968-01-01 97.2021478063696 1969-01-01 121.2460377296580 1970-01-01 224.1074550300340 1971-01-01 160.2537090186850 1972-01-01 209.2374935663450 1973-01-01 252.2502422687370 1974-01-01 402.8734796726130 1975-01-01 438.3362614418730 1976-01-01 556.6607759699090 1977-01-01 536.1150956285040 1978-01-01 527.1466422013780 1979-01-01 661.9842825962820 1980-01-01 873.9607320315190 1981-01-01 809.1471722696060 1982-01-01 663.4249788229030 1983-01-01 446.1433410627720 1984-01-01 349.7129563492670 1985-01-01 345.3275642524750 1986-01-01 241.4572478605730 1987-01-01 273.4705815488910 1988-01-01 257.2923062216390 1989-01-01 260.9869967936410 1990-01-01 322.8411826331720 1991-01-01 280.3020315473730 1992-01-01 292.3612720254460 1993-01-01 153.6467192332430 1994-01-01 171.6697462689600 1995-01-01 264.2956341835880 1996-01-01 315.9670713142320 1997-01-01 315.5522291130910 1998-01-01 274.9873910680650 1999-01-01 300.6090075463700 2000-01-01 379.1193263640640 2001-01-01 351.7996665994180 2002-01-01 459.4572117494860 2003-01-01 512.6507189953880 2004-01-01 648.8150852288710 2005-01-01 807.8938737981360 2006-01-01 1019.7432861106200 2007-01-01 1136.8296448617900 2008-01-01 1383.8933536955300 2009-01-01 1097.6614218963900 2010-01-01 2327.3206695739100 2011-01-01 2527.9420027876800 2012-01-01 2755.2977874067800 2013-01-01 2996.9643024537300 2014-01-01 3221.6781157513900 2015-01-01 2655.1579771136700 2016-01-01 2175.6734416223300 2017-01-01 1968.5576811359900