Year % of people at risk 2003 26.23639547008917 2004 26.849728863870858 2005 26.144358513797304 2006 25.836294770519043 2007 23.663974622071976 2008 21.587511251536544 2009 20.58450449148754 2010 20.560931191268022 2011 18.94257859945399 2012 18.674649017443418 2013 17.853253123726944 2014 17.891207562380178 2015 17.512874354308114 2016 18.10796702134508 2017 18.609421282569738 2018 17.448755774419556 2019 17.269993978067582 2020 16.71968042073334 2021 17.10683531586988 2022 19.67133045356392