Year	% of population
2000	9.265340974787577
2001	9.092906190755881
2002	10.994628644197197
2003	10.690492697947041
2004	10.366033505625488
2005	9.840137634992294
2006	9.142451373302036
2007	8.81177862306184
2008	8.473958409419394
2009	8.101751207794553
2010	7.780412279733106
2011	7.481640795043871
2012	7.1721737540408785
2013	6.847285465320156
2014	6.5172009183931285
2015	6.179019153883774
2016	5.8594952510901654
2017	5.537887371254751
2018	5.62679177018848
2019	5.637737394139128
2020	5.480933161336055
2021	5.2731230031463765
2022	3.3929333778600594