Year Index (2000=100) 1980 47.77402 1981 49.10499 1982 38.12324 1983 37.29057 1984 40.7783 1985 41.23613 1986 50.90229 1987 56.65305 1988 55.69834 1989 57.9055 1990 55.96409 1991 55.61879 1992 52.94126 1993 54.62421 1994 45.38004 1995 58.31801 1996 67.52612 1997 125.84413 1998 85.94234 1999 85.94234 2000 100 2001 95.15044 2002 119.7054 2003 125.84413 2004 123.5329 2005 105.29778 2006 121.87237 2007 105.52184 2008 157.05348 2009 115.63541 2010 98.25971 2011 137.7717 2012 141.19098 2013 170.90861 2014 174.47522 2015 172.33894 2016 157.88528