Year % of population 2000 6.697110154782084 2001 7.9540119198630705 2002 9.270150539840454 2003 10.59717598761554 2004 12.78747526237688 2005 14.731585744194062 2006 16.68439283958929 2007 18.713627425116464 2008 20.756584547880824 2009 22.812419666353104 2010 24.879368976128717 2011 26.957630337681138 2012 29.047079553676056 2013 31.146764460343725 2014 33.303733857665364 2015 35.473513659552076 2016 37.654746056188706 2017 39.77088834608469 2018 41.82709410185643 2019 43.879175846210416 2020 45.925463142967644 2021 47.94236833310365 2022 49.87284339495577