Year Per 100 000 2000 7.1 2001 8.7 2002 7.9 2003 8.7 2004 7.9 2005 7.6 2006 8.1 2007 5.4 2008 8.1 2009 8 2010 8.8 2011 6.6 2012 5.9 2013 5.8 2014 6.6 2015 6.6 2016 7.2 2017 7.3 2018 7.2 2019 6 2020 6.6