Year 2015 = 100 1995 26.0462079303 1996 26.0323962267 1997 26.2203105397 1998 28.3374784825 1999 26.7650428162 2000 27.4660978778 2001 29.0220346619 2002 32.4643242065 2003 39.9804833324 2004 51.2422445164 2005 60.2820254361 2006 72.7537418133 2007 94.2758030384 2008 106.8854422662 2009 81.9842213063 2010 91.4519878622 2011 108.6202487717 2012 100.7303872365 2013 106.5111816634 2014 112.6094648456 2015 100 2016 103.0916591244 2017 120.399295594 2018 138.4303502996 2019 140.7573756165 2020 140.410916967 2021 179.6208517226