Year per 100 people 1998 0.168040063 1999 1.301828796 2000 6.602839466 2001 10.53342022 2002 15.17036371 2003 18.41246063 2004 21.94536494 2005 23.91708427 2006 25.80584358 2007 27.1219872 2008 27.45105186 2009 28.94279377 2010 30.39232868 2011 32.04018639 2012 31.17252276 2013 30.63281213 2014 31.02853941 2015 31.72816756 2016 35.31540856 2017 35.62368944 2018 36.2849568 2019 37.41654685 2020 38.46956615 2021 39.16668824 2022 39.82934664