Year	% of population
2001	13.461560122217653
2002	12.837425131927217
2003	11.999135394825393
2004	11.295526081806432
2005	10.512974488995447
2006	9.6383098030912
2007	8.618556783932009
2008	7.587071985624262
2009	6.442798363016148
2010	5.798373371586316
2011	5.356236280931719
2012	5.101671603580304
2013	4.856366844281521
2014	4.71541080380357
2015	4.52415873624873
2016	4.353511760557569
2017	4.1757590754507445
2018	4.058217805260341
2019	4.006516996675653
2020	4.012517154330314
2021	4.0047424030576915