Year 2015 = 100 1995 29.392071334 1996 31.3797856562 1997 31.6026145516 1998 30.9972930952 1999 33.1690354981 2000 34.3062014709 2001 30.6416109851 2002 34.8629379805 2003 42.72616969 2004 52.4621521344 2005 60.0865837958 2006 66.7877575633 2007 79.2975424724 2008 96.0538341476 2009 79.362290419 2010 96.7089875675 2011 116.8825325273 2012 125.1506068489 2013 116.1338542957 2014 113.8373457442 2015 100 2016 94.1337129981 2017 109.7260926183 2018 112.8943655582 2019 106.2650689089 2020 101.5938515402 2021 125.2584261628