Year	% of population
2007	26.7379208397695
2008	27.4575688343118
2009	31.1175904215675
2010	39.7248752963624
2011	37.9108718627887
2012	54.4782869380368
2013	49.0498057829368
2014	48.6612685456819
2015	59.4225181607183
2016	54.6529392622397
2017	56.2194528319151
2018	55.8888401005926
2019	56.8086499394798
2020	74.8064818159184