Year 2015 = 100 1980 19.7398515555 1981 25.0089255341 1982 31.3347019669 1983 24.5701368389 1984 29.7548370482 1985 37.5278265943 1986 46.8100687961 1987 55.7261649452 1988 56.4363484074 1989 43.4125583419 1990 57.4598879149 1991 66.5833089002 1992 70.4342719446 1993 72.9510466205 1994 77.0418206609 1995 77.0336847057 1996 81.4093350848 1997 84.4727582761 1998 85.7883278539 1999 92.2503057826 2000 90.6905180214 2001 86.0111546834 2002 89.1307302421 2003 94.1253935495 2004 101.1493407054 2005 112.7503737343 2006 139.0842708682 2007 162.2749726784 2008 165.5026192845 2009 118.9598889315 2010 111.6874898414 2011 95.914470157 2012 109.7081191337 2013 112.0973565686 2014 118.6223655772 2015 100 2016 106.5121139052 2017 123.5031050701 2018 155.7022498466 2019 156.1777622703 2020 110.9942755546 2021 132.6991681265