Year	% of population
2007	27.9578014606513
2008	31.63601690488
2009	44.6981551067826
2010	63.630759047208
2011	60.0893409387671
2012	91.5503133558479
2014	57.6824010127471
2015	90.7989748230423
2016	91.3327543538743
2017	85.6786743811526
2018	86.3605112012597
2019	87.6912196733213