Year	% of population
2000	32.19251650418091
2001	31.80480367206974
2002	31.34509700861217
2003	30.882938084629522
2004	30.42622828204483
2005	29.97288913455786
2006	29.51515255783892
2007	29.054968153426884
2008	28.596102566323474
2009	28.134309497420297
2010	27.66926062603717
2011	27.21087555306325
2012	26.757667108975525
2013	26.304982549479774
2014	25.85051788429855
2015	25.39256017135875
2016	24.936874201155145
2017	24.483782493095166
2018	24.103388246963593
2019	23.649588155827747
2020	23.19420595856616
2021	22.74052132604538
2022	22.48063293406652