Year per 100,000 population 2000 17.91640018741179 2001 17.842692676463507 2002 17.850410001837925 2003 17.63661690334003 2004 17.614899328171397 2005 17.81086800260232 2006 17.88836517271139 2007 18.070579323750817 2008 18.253909610068323 2009 18.30972592776067 2010 18.484643918549963 2011 18.301060097474362 2012 18.14349283134773 2013 17.83608796009495 2014 17.450168784920585 2015 17.309255943165365 2016 17.15564905995592 2017 17.18206447832688 2018 17.312987281414113 2019 17.424201814661473