Turnover percentage TOs/team possessions All games, thru January 8 1. Wisconsin (17.0) 2. Ohio State (19.6) 3. Northwestern (19.7) 4. Illinois (20.5) 5. Michigan State (21.2) 6. Penn State (21.5) 7. Iowa (22.0) 8. Indiana (22.0) 9. Michigan (22.6) 10. Minnesota (22.7) 11. Purdue (28.7) Opponent turnover percentage All games, thru January 8 1. Minnesota (26.0) 2. Northwestern (25.8) 3. Iowa (23.7) 4. Illinois (23.6) 5. Purdue (22.4) 6. Indiana (22.3) 7. Ohio State (22.2) 8. Michigan (21.6) 9. Wisconsin (21.5) 10. Penn State (21.1) 11. Michigan State (19.8)