Year % (national estimate) 1975 10.877719429857464 1980 16.827997021593447 1995 33.965741543798785 2005 40.74433656957929 2008 46.7942262504196 2009 47.30687057236028 2016 54.934563398412365 2017 56.985048221105096 2018 56.6742944317315 2019 62.596273966650365 2020 69.51427928940859 2021 58.229208205946215 2022 61.83832489295816