Year	% of population
2000	2.35364676278442
2001	2.34668858987239
2002	2.33968065853901
2003	2.3325731864455
2004	2.3254162997164
2005	2.17426375021295
2006	2.02405262536696
2007	1.87481813017118
2008	1.72655296555725
2009	1.57927264825499
2010	1.43484200683273
2011	1.29200063410469
2012	1.14949156751139
2013	1.00732930581753
2014	0.865513770037555
2015	0.724044999067646
2016	0.582918930404299
2017	0.442143119954395
2018	0.301711728327458
2019	0.161675650878013
2020	0.0605712273646452
2021	0.0581789135501334
2022	0.05578064863498