Year	% of population
2000	93.3076378093218
2001	93.5399527788903
2002	93.7722677484587
2003	94.0045827180272
2004	94.2368976875956
2005	94.4692126571641
2006	94.7015276267326
2007	94.9338425963011
2008	95.1661575658695
2009	95.398472535438
2010	95.6307875050065
2011	95.8631024745749
2012	95.9713888869245
2013	95.6286504435547
2014	95.6286504435547
2015	95.6286504435547
2016	95.6286504435547
2017	95.6286504435547