Year	% of people at risk
2003	32.5
2004	29.3
2005	29.6
2006	25.1
2007	23.3
2008	25.5
2009	26
2010	23.6
2011	21.7
2012	20.8
2013	21.5
2014	19.5
2015	17.9
2016	16.4
2017	14.3
2018	14.8
2019	14.6
2020	16.5
2021	13.5
2022	12.9
