Year	% of population
2000	22.74664786094048
2001	22.91889500789053
2002	23.21436120260066
2003	23.525078564229137
2004	24.14392821056022
2005	24.764546968944767
2006	25.346517578441695
2015	29.935589693807714
2016	30.189317598909284
2017	30.439485032108283
2018	30.69593712845401
2019	30.955700303857355
2020	31.173270266733624
2021	31.372539948666923