Year % (national estimate) 2000 62.16929292227114 2005 62.650024623505004 2007 64.56520009417373 2009 63.307153982463504 2010 60.08724641947513 2011 62.77249456341029 2012 59.80118440364706 2013 62.85716181072006 2014 62.09546450112975 2015 62.54292486006235 2016 61.98861889311533 2017 61.62801598278671 2018 57.00476616696924 2019 57.46017821859001 2021 52.122761458730544 2022 54.16654667263697