Year	% of population
2000	6.93072328132276
2001	7.30106086676686
2002	7.68051574187715
2003	8.06942676340793
2004	8.46742090607843
2005	8.87484552300244
2006	9.29131815990356
2007	9.71719306882809
2008	10.1520807536763
2009	10.6005508630346
2010	11.0627064610518
2011	11.5390372600745
2012	12.0292544123907
2013	12.5342361256519
2014	13.0532852603648
2015	13.5876840716512
2016	14.1363136398145
2017	14.7004635346463
2018	15.280214141913
2019	15.8752295061873
2020	16.4864046136865
2021	17.1133874673045
2022	17.7570796234108