Year per 100,000 population 2000 0.4477803023125205 2001 0.43701133892493627 2002 0.38507805235555936 2003 0.39471051863594653 2004 0.3898913525841363 2005 0.440972513639623 2006 0.41303577630379057 2007 0.41021929883627334 2008 0.4091807152528121 2009 0.39227995738294685 2010 0.38339788877307146 2011 0.3485363013618529 2012 0.3682377976537119 2013 0.34000952373407706 2014 0.3167327339085051 2015 0.2999314642210227 2016 0.3339418235953279 2017 0.3443162833437605 2018 0.3590771001289109 2019 0.323500719459045