Year	% of population
2000	98.6
2001	98.6
2002	98.6
2003	98.7
2004	98.7
2005	98.7
2006	98.8
2007	98.9
2008	99
2009	99.3
2010	99.5
2011	99.5
2012	99.8
2013	99.6
2014	99.7
2015	99.9
2016	99.9
2017	100
2018	100
2019	100
2020	100
2021	100
2022	100