Year % of people at risk 2003 58.75096471402035 2004 56.168191351460024 2005 51.709031161386335 2006 46.885199975467586 2007 38.69087643753389 2008 35.674482395997536 2009 30.980914548561987 2010 27.643127061995564 2011 22.811476981824217 2012 20.35898458202625 2013 16.15342148731558 2014 13.98410387776774 2015 11.78697221659542 2016 11.363852858368173 2017 10.689876629005438 2018 9.158188682022782 2019 8.23784822422704 2020 6.968889657562269 2021 8.09819071910517 2022 6.788111481370755