Year % of people at risk 2003 95.9 2004 96 2005 95.7 2006 96.3 2007 97.3 2008 97 2009 95.7 2010 97 2011 94.4 2012 92.7 2013 77.2 2014 54.3 2015 58.9 2016 61.8 2017 78.8 2018 87.3 2019 84.3