Year Current U.S. Dollars 1960-01-01 648.856285158543 1961-01-01 682.788854396833 1962-01-01 737.770618144318 1963-01-01 804.101676041901 1964-01-01 880.360620271433 1965-01-01 947.540774396335 1966-01-01 1019.692675521140 1967-01-01 1087.132780690290 1968-01-01 1124.011267771010 1969-01-01 1223.677005177900 1970-01-01 1364.998535196540 1971-01-01 1527.656731472000 1972-01-01 1815.330104880860 1973-01-01 2287.229324910110 1974-01-01 2564.593640320290 1975-01-01 2974.094662951660 1976-01-01 3069.400890813030 1977-01-01 3455.058706434010 1978-01-01 4189.042209199110 1979-01-01 5090.813630655900 1980-01-01 5727.064763026340 1981-01-01 5063.655694220540 1982-01-01 4850.570161865240 1983-01-01 4678.932697300500 1984-01-01 4470.714931709080 1985-01-01 4599.283021239300 1986-01-01 6238.812460174280 1987-01-01 7661.967264523360 1988-01-01 8477.006217968200 1989-01-01 8611.831004566870 1990-01-01 10480.104472109000 1991-01-01 10770.781714103200 1992-01-01 11503.820390805700 1993-01-01 10533.050530444100 1994-01-01 10991.247931726200 1995-01-01 12653.910829649100 1996-01-01 12900.308426366900 1997-01-01 12220.090894923400 1998-01-01 12506.185173148300 1999-01-01 12347.052827799200 2000-01-01 11619.019193681800 2001-01-01 11714.351179155600 2002-01-01 12792.281841269700 2003-01-01 15541.298985131400 2004-01-01 18061.815805595900 2005-01-01 19182.933510630700 2006-01-01 20702.313868392300 2007-01-01 24106.793861281300 2008-01-01 26353.159851041700 2009-01-01 23085.687346548500 2010-01-01 23531.201468467700 2011-01-01 26013.776930938600 2012-01-01 24973.811770075700 2013-01-01 25979.179004636500 2014-01-01 26196.015351705200 2015-01-01 22451.809051087800 2016-01-01 22245.273674733700 2017-01-01 23416.107819407100