Year % of people at risk 2003 68.02005907454809 2004 66.47078540722471 2005 63.81227310975368 2006 61.47784550639456 2007 59.06685467143565 2008 57.43197698440987 2009 55.22187770753978 2010 53.468443884930934 2011 50.08656980503106 2012 48.1341886992687 2013 45.484787878203264 2014 43.338902822861506 2015 41.38420162429875 2016 39.61035007232995 2017 38.14785330474809 2018 36.223708333354075 2019 33.507745127037396 2020 35.30073857040943 2021 30.035490861437452 2022 30.306803750023168