Year 2015 = 100 2000 59.2192541702 2001 67.5353084454 2002 62.2165188145 2003 71.6441047516 2004 78.963998612 2005 76.8947191045 2006 97.121667575 2007 102.1890206618 2008 93.4835179494 2009 105.2565898717 2010 116.2217307852 2011 108.6232752975 2012 101.0573550457 2013 96.2843954985 2014 98.9283257979 2015 100 2016 108.6615139397 2017 106.0762041878 2018 104.2002617471 2019 106.6867568302 2020 102.9675170956 2021 102.010470702