What is every Big Ten Conference team's record against the over/under line as a favorite in the 2017-2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa 10-2-0 83.3% 16.7% +5.6
Wisconsin 8-7-2 53.3% 46.7% +1.9
Minnesota 9-8-0 52.9% 47.1% +2.1
Purdue 17-16-2 51.5% 48.5% +1.1
Illinois 6-6-1 50.0% 50.0% +3.6
Michigan St 17-17-0 50.0% 50.0% 0.0
Indiana 8-8-0 50.0% 50.0% -1.9
Northwestern 7-9-0 43.8% 56.3% -0.9
Nebraska 6-8-0 42.9% 57.1% +2.5
Michigan 12-17-1 41.4% 58.6% -4.4
Rutgers 3-5-0 37.5% 62.5% -9.4
Maryland 5-11-0 31.3% 68.8% -6.0
Penn St 7-16-0 30.4% 69.6% -4.7
Ohio St 7-17-0 29.2% 70.8% -2.5