Year 2000 = 100 1980 68 1981 63 1982 57 1983 65 1984 77 1985 64 1986 55 1987 61 1988 66 1989 68 1990 75 1991 74 1992 87 1993 87 1994 89 1995 99 1996 102 1997 105 1998 110 1999 101 2000 100 2001 96.06067889 2002 90.78413222 2003 95.9024821 2004 99.98303128 2005 103.1847014 2006 107.9607596 2007 111.4767003 2008 117.8062909 2009 117.2912529 2010 129.9602921 2011 144.4597632 2012 133.8074419 2013 133.7676034 2014 137.1866836 2015 124.055614 2016 122.3291515 2017 125.3029154 2018 130.6037868