Year per 100,000 population 2000 17.109445366183962 2001 17.287222260221245 2002 17.479448962197605 2003 17.373207485748694 2004 17.91707237150484 2005 18.06725518086381 2006 18.167886819745924 2007 18.441869384678512 2008 18.854007605357225 2009 18.53582608355538 2010 18.791494053945517 2011 18.941678165100736 2012 19.100814885357654 2013 18.457841469195447 2014 18.433616811554977 2015 17.67694558757818 2016 17.42953039327542 2017 17.05867636388894 2018 16.54475554043873 2019 16.346693030811238