Year % (national estimate) 1994 73.98222218382392 2000 81.0144124967701 2005 79.02127180982646 2010 77.52590706516128 2012 76.16836651042331 2018 69.29637255790611 2019 70.39940703160855 2020 67.98502930528468 2021 70.79168967816905 2022 72.72224444911963 2023 73.1815272661754