Year	% of population
2008	63.092704146437
2010	70.4163391107322
2011	44.9282122316746
2012	73.9796403554603
2014	76.3344631961859
2015	74.9680965031751
2016	73.802730134091
2017	74.9561948236622
2018	32.0697228586638
2019	33.6200600489087
2020	46.197561467271