Year % of population 2000 81.37988765627308 2001 81.80070402396859 2002 82.2734963321924 2003 82.78086926004406 2004 83.27559826415155 2005 83.84339122035311 2006 84.45778994433863 2007 85.08551719281766 2008 85.67165124458877 2009 86.23011294884115 2010 86.76592290972151 2011 87.27831226998208 2012 87.75650067678131 2013 88.24393150597952 2014 88.73621356378747 2015 89.22423786797151 2016 89.71379235981222 2017 90.19353072840127 2018 90.61655587551196 2019 90.96421551348479 2020 91.24917249625122 2021 91.28510967702415 2022 91.33366798048718