Year % of population 2000 89.3067886279812 2001 89.3019468426874 2002 89.2970582916295 2003 89.2921910184179 2004 89.2871687965082 2005 89.6523725384607 2006 90.0188988119915 2007 90.3866857574049 2008 90.7558390153973 2009 91.1263009793936 2010 91.4981190223907 2011 91.8712091293649 2012 92.2482472043669 2013 92.6269680658839 2014 93.0063522288566 2015 93.3864584076858 2016 93.7672317299701 2017 94.1483687252783 2018 94.5300314404576 2019 94.9123598279511 2020 95.2955251429795 2021 95.6796651425095 2022 95.6781370756231