Turnover percentage TOs/team possessions Conference games only, thru January 23 1. Wisconsin (17.5) 2. Ohio State (18.2) 3. Illinois (18.9) 4. Michigan State (19.3) 5. Iowa (20.3) 6. Penn State (20.3) 7. Indiana (20.6) 8. Minnesota (21.9) 9. Northwestern (23.3) 10. Michigan (23.9) 11. Purdue (28.6) Opponent turnover percentage Conference games only, thru January 23 1. Michigan (24.5) 2. Minnesota (24.1) 3. Northwestern (23.9) 4. Ohio State (21.8) 5. Indiana (21.8) 6. Illinois (20.5) 7. Purdue (20.4) 8. Penn State (20.3) 9. Wisconsin (19.8) 10. Michigan State (19.3) 11. Iowa (16.9)