Year % of people at risk 2003 62.961476509233826 2004 60.34828106878856 2005 57.48519288218914 2006 52.417800745489934 2007 43.488812608057145 2008 40.47356969073735 2009 34.781818184792535 2010 31.870181650595775 2011 27.281108416446788 2012 24.155721999796672 2013 19.34517099785935 2014 16.114230860089396 2015 13.39687070952114 2016 11.91556745537406 2017 10.980206754793462 2018 9.327070987883596 2019 7.854269489585889 2020 7.555535343599298 2021 8.094514728564494 2022 6.601192758491776