Year	% of population
2000	6.477922507797806
2001	6.76604660370129
2002	7.0699000296036845
2003	7.399422171204698
2004	7.81503373345216
2005	8.207090738420169
2006	8.655563946308689
2007	9.143888596379039
2008	9.61789881927628
2009	10.186071354333208
2010	10.779948149778377
2011	11.373322684341222
2012	12.024188302908188
2013	12.652130073248022
2014	13.348936858636524
2015	14.092822730569285
2016	14.858984070429795
2017	15.632940226728248
2018	16.39305751028785
2019	17.253473438722136
2020	18.154657816856968
2021	19.03597210959339
2022	19.988544226984367