Year	% of population
2008	79.0413165967285
2009	82.6443934882632
2010	83.4553901841777
2011	79.3260607863947
2012	84.5303652424864
2013	84.6284479107284
2014	81.0092961542615
2015	89.4945144034237
2016	90.5766190078761
2017	87.0981031692087
2018	89.1775825202595
2019	89.5127455197528