Year	% of population
2007	40.2919492207456
2008	41.9921408977741
2009	55.87479880826
2010	72.4191324791845
2011	68.3652152972009
2012	93.0657864368966
2014	68.8411719853835
2015	92.688140386217
2016	92.6644730784106
2017	88.9448446897177
2018	87.6436991385013
2019	89.6978837541658