Year	% of population
2008	43.6558662394884
2009	43.4270047343211
2010	33.943474846848
2011	32.3428917339849
2012	32.9110601155684
2014	29.008396010791
2015	37.0562935087807
2016	38.7173072222462
2017	40.3391253559174
2018	38.1219416509391
2019	36.0661264207235
2020	61.1809585108408