Year	% of population
2010	44.7968122248612
2011	43.9866328032433
2012	41.7056987751038
2014	59.250742181647
2015	26.3535106194365
2016	24.3773118047731
2017	23.586453562156
2018	22.1648793493221
2019	21.2372272534777
2020	20.9083778550173