Year % of people at risk 2003 42.225616594915266 2004 42.658619513028924 2005 41.411482552370266 2006 38.20544688802076 2007 33.805176012295746 2008 32.79454742709828 2009 33.120670175981594 2010 33.69967683743128 2011 31.718644170300784 2012 31.221967326637486 2013 29.043941841044017 2014 28.88891083505955 2015 31.283990876372023 2016 33.11567556491433 2017 30.724908151708455 2018 32.20329338112578 2019 33.510014980720996 2020 34.377478941168015 2021 29.956021551171343 2022 32.92995498566177