Year per 100 people 2001 0.063332908 2002 0.593405039 2003 1.420341967 2004 2.260994588 2005 3.10776945 2006 3.962301523 2007 4.8258746 2008 11.34521621 2009 12.84569958 2010 14.83409281 2011 15.12213899 2012 15.67049974 2013 16.64085767 2014 17.14416533 2015 20.14136478 2016 20.00882677 2017 19.60775402 2018 18.34822667 2019 18.52305242 2020 20.51874883