Year	% of population
2001	3.81622680943698
2002	3.81855942677284
2003	3.82089302773085
2004	3.78379830096219
2005	3.7169584988325
2006	3.23098325160385
2007	2.76098323405064
2008	2.30667502463558
2009	1.86789859345313
2010	1.44419118073107
2011	1.01783105800773
2012	0.611271628312046
2013	0.242622679754438
2014	0
2015	0
2016	0
2017	0
2018	0
2019	0
2020	0
2021	0
2022	0