Year	% of population
2014	16.1772368791108
2015	16.320369065202
2016	16.4629611912861
2017	16.6050128921071
2018	16.7461643694391
2019	16.8865958673107
2020	17.0257672507468
2021	17.164038041168
2022	17.3008689916163