Year 2015 = 100 1995 39.7168298647 1996 41.8035585384 1997 41.3995441172 1998 35.1728319251 1999 36.3087408048 2000 38.7057064136 2001 39.9648271956 2002 41.8655578808 2003 48.1062417221 2004 59.2166383431 2005 63.2512462841 2006 65.2278955804 2007 78.4259115321 2008 89.0115987726 2009 72.5729854443 2010 91.3874946438 2011 109.6444814292 2012 108.5857715183 2013 114.8146079299 2014 121.1522473983 2015 100 2016 98.2555766592 2017 110.8287553998 2018 115.4774774842 2019 115.024545514 2020 113.283280791 2021 130.2795109752