Year % of people at risk 2003 25.805415590295045 2004 26.3793716092419 2005 25.692689275093347 2006 24.871396901430323 2007 22.61294538333198 2008 20.735849344137826 2009 19.88235958765028 2010 19.778990957098816 2011 18.30512460071386 2012 17.991566983428807 2013 17.212984016988244 2014 17.28457430044854 2015 16.917596312651423 2016 17.536645922768063 2017 17.969470364461333 2018 16.941200193233836 2019 16.843781578535722 2020 16.294329777514886 2021 16.907094367930025 2022 19.464753508745638