Year	% of population
2000	27.4222910128842
2001	27.5830848552914
2002	27.7818063411857
2003	27.9804124988277
2004	29.5763950242683
2005	31.1952506737724
2006	32.8366595630217
2007	34.5007061970797
2008	36.1879206039648
2009	37.8980963565358
2010	39.6314442165765
2011	41.3869008348128
2012	42.4285807175505
2013	43.0132402114745
2014	43.5985204056278
2015	44.1840934285822
2016	44.7696324671102
2017	45.3548124526646
2018	45.5356397165062
2019	45.7164653525532
2020	45.8968960933344
2021	46.0765362516652