CountyFirst data availableLast data available
Adair Co20022007
Caddo Co20002007
Canadian Co19992007
Carter Co19972007
Cherokee Co19992007
Cleveland Co19972007
Comanche Co19972007
Cotton Co20032007
Creek Co20032007
Custer Co19972005
Dewey Co20022007
Ellis Co20022006
Garfield Co19992005
Jefferson Co19992006
Johnston Co20032004
Kay Co19972007
Latimer Co19972001
Lincoln Co20002006
Love Co19992006
Marshall Co19992002
Mayes Co19972007
McClain Co19972007
Muskogee Co19972007
Oklahoma Co19972007
Okmulgee Co19971998
Ottawa Co19992007
Pawnee Co20002003
Payne Co19992003
Pittsburg Co19982007
Pottawatomie Co19992000
Seminole Co20002004
Sequoyah Co20042007
Tulsa Co19972007
Woodward Co19971997