Year per 100 people 2005 0.447963596 2006 1.637554174 2007 4.404501237 2008 6.211928785 2009 8.062683457 2010 11.79567705 2011 13.44227351 2012 14.81052489 2013 16.41635824 2014 16.74180777 2015 18.65687672 2016 20.60940259 2017 21.14926578 2018 22.28909538 2019 23.44245929 2020 25.18349944 2021 26.19255897