Year Current U.S. Dollars 1960-01-01 2294.56881421577 1961-01-01 2231.29382374780 1962-01-01 2255.23004413036 1963-01-01 2354.83912197975 1964-01-01 2529.51817905410 1965-01-01 2739.58584928189 1966-01-01 3010.70590757947 1967-01-01 3173.07619352225 1968-01-01 3411.06015434457 1969-01-01 3703.99040525529 1970-01-01 4121.93280924889 1971-01-01 4586.25584803149 1972-01-01 5141.61672495185 1973-01-01 5870.60056368405 1974-01-01 7043.47435083838 1975-01-01 7489.94053115827 1976-01-01 8783.72159204111 1977-01-01 8892.76167988947 1978-01-01 9096.05872232533 1979-01-01 10012.44396694070 1980-01-01 11135.43798548410 1981-01-01 12297.78568775060 1982-01-01 12439.74784093070 1983-01-01 13377.89565453680 1984-01-01 13826.64999235940 1985-01-01 14060.46177822650 1986-01-01 14403.82870218220 1987-01-01 16245.45167915060 1988-01-01 18864.26291809830 1989-01-01 20638.29004869580 1990-01-01 21371.29109814210 1991-01-01 21664.59864353100 1992-01-01 20771.25035297370 1993-01-01 20017.42984809770 1994-01-01 19859.20397783680 1995-01-01 20577.48938588950 1996-01-01 21183.22008270890 1997-01-01 21770.13408141720 1998-01-01 20887.83946676660 1999-01-01 22167.22584988820 2000-01-01 24124.16917463100 2001-01-01 23691.59471887380 2002-01-01 24167.80430605610 2003-01-01 28172.14883090840 2004-01-01 31979.87195107230 2005-01-01 36189.58838402650 2006-01-01 40386.69948351160 2007-01-01 44544.52680040390 2008-01-01 46596.33599126090 2009-01-01 40773.45436374450 2010-01-01 47447.47602419360 2011-01-01 52082.21076010030 2012-01-01 52496.69487047090 2013-01-01 52418.31506183470 2014-01-01 50633.20882243230 2015-01-01 43525.37018653040 2016-01-01 42348.94546059790 2017-01-01 45032.11990816970