Year % (national estimate) 2001 47.069 2006 39.372 2007 41.623 2008 44.003 2009 42.482 2010 41.586 2011 40.817 2012 41.132 2013 40.28 2014 40.807 2015 40.701 2016 42.37 2017 42.747 2018 43.823 2019 44.131 2020 50.867 2021 53.858 2022 55.183 2023 56.404