Year	% of population
2006	28.0046631545245
2010	32.6486321856607
2011	28.4464802882899
2012	27.5720490979474
2013	35.6846772221793
2014	38.8424472363488
2016	43.4083409390855
2017	42.0279518044222
2018	40.1667020807084
2019	39.9666900062011
2020	38.6306898531244
2021	37.9942597487078
