"Year","District","State Average"
"2009","21.4","20.8"
"2010","20.2","21"
"2011","20.4","21.1"
"2012","20.9","21"
"2013","21.4","21.2"
"2014","21.5","21.4"
"2015","22.2","21.2"
"2016","24.1","21.1"
"2017","23.1","20.2"
"2018","20","20"
"2019","19.4","21.9"