Year 2000 = 100 2008 636.8010447 2009 484.3340685 2010 568.4571097 2011 683.6609402 2012 651.71213 2013 847.984852 2014 861.6018572 2015 776.3377829 2016 863.8073128 2017 986.4016251 2018 1115.873861