Year % of people at risk 2003 55.29817283712274 2004 53.08268880118732 2005 49.89918395498092 2006 46.5039807377066 2007 41.30761517234928 2008 39.861957491273614 2009 36.89448162215308 2010 34.43851158607295 2011 29.421475615099816 2012 27.077163958116877 2013 22.948089649247688 2014 20.804129614237468 2015 18.232575901542283 2016 16.853373454462403 2017 15.702872151749832 2018 13.848855272401424 2019 12.747588931906716 2020 12.14836560232674 2021 8.725092659203648 2022 9.375215977844412