Table:
text: Big 12 Conference football
Current
Current
Institution Team_Name Location_Population Team_Started Affiliation Enrollment Mascot Divisional_Titles Big_12_Titles National_Titles
Iowa State University Cyclones Ames, Iowa (51,557) 1892 Public 31040 Cy the Cardinal 1 0 0
Kansas State University Wildcats Manhattan, Kansas (51,707) 1896 Public 23520 Willie the Wildcat 4 2 0
University of Kansas Jayhawks Lawrence, Kansas (92,048) 1890 Public 30102 Big Jay / Baby Jay 1 0 0
Baylor University Bears Waco, Texas (122,222) 1896 Private / Baptist 15195 Judge and Bruiser 0 0 0
Oklahoma State University Cowboys Stillwater, Oklahoma (46,976) 1901 Public 23307 Pistol Pete / Bullet 1 1 0

Question: What is the Cyclones' minimum enrollment among the Big 12 Conference Football?