Year per 100 people 2003 0.094289296 2004 0.462929225 2005 1.440713989 2006 4.395605187 2007 9.173472784 2008 13.6089143 2009 17.33644515 2010 20.4159625 2011 22.39294688 2012 24.5304431 2013 26.69100186 2014 29.05348437 2015 31.823339 2016 33.62898384 2017 35.3365828 2018 37.25913101 2019 38.88092178 2020 40.49592893 2021 42.45988532 2022 42.81925294