Year % of population 2000 91.70378228377388 2001 88.40787836985037 2002 88.71302619043226 2003 88.98355003399539 2004 89.25054609505996 2005 89.52327632196518 2006 89.96598002307563 2007 90.43444094449353 2008 90.90715227616708 2009 91.3562937471283 2010 91.79220869582176 2011 92.22707594456415 2012 92.65148901676116 2013 93.07139848935952 2014 93.49229569461444 2015 93.94159228792283 2016 94.39592267563526 2017 94.74982245336231 2018 95.00118128751555 2019 95.19295909921858 2020 95.37970887952557 2021 95.55729916203178 2022 95.63523946477304