Year	% of population
2008	5.44585175438822
2010	7.03249332580015
2011	5.71221360139257
2012	7.2720170678475
2014	7.7325287933641
2015	8.79048486230889
2016	8.42884807332098
2017	9.50546641753514
2018	10.5315762035389
2019	10.158729152335
2020	9.25257738552605