Turnover percentage TOs/team possessions Thru December 11 1. Wisconsin (16.4) 2. Illinois (20.1) 3. Penn State (21.0) 4. Michigan State (21.1) 5. Northwestern (21.3) 6. Indiana (21.5) 7. Iowa (22.5) 8. Michigan (22.7) 9. Minnesota (22.8) 10. Ohio State (23.6) 11. Purdue (28.2) Opponent turnover percentage Thru December 111. Minnesota (26.0) 2. Iowa (25.2) 3. Indiana (24.4) 4. Illinois (24.3) 5. Purdue (22.8) 6. Wisconsin (22.4) 7. Michigan (22.3) 8. Northwestern (21.3) 9. Penn State (20.6) 10. Michigan State (19.9) 11. Ohio State (18.5)