Year per 100 people 2004 0.084561129 2005 2.117265511 2006 4.953260582 2007 8.149670503 2008 10.99103013 2009 13.07229222 2010 14.81405039 2011 16.66146547 2012 17.78425243 2013 19.12959297 2014 20.08763532 2015 22.08899841 2016 23.42804432 2017 25.01496708 2018 26.75046657 2019 28.56806605 2020 30.3053198 2021 32.72771131 2022 35.11941177