Year	% of population
2011	47.2961293101654
2012	47.4071830287491
2013	47.5184804717727
2014	47.6297780930538
2015	47.7410761911833
2016	47.8523742141043
2017	47.9636719463319
2018	48.0747264857321
2019	48.1857799471856