What is every Big Ten Conference team's record against the over/under line as a favorite in the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Indiana 8-0-0 100.0% 0.0% +15.8
Maryland 3-0-0 100.0% 0.0% +5.5
Iowa 7-3-1 70.0% 30.0% +4.3
Michigan 7-4-0 63.6% 36.4% +2.5
Rutgers 3-2-0 60.0% 40.0% +8.9
Nebraska 4-3-0 57.1% 42.9% +1.1
Minnesota 3-3-0 50.0% 50.0% -6.9
Illinois 2-2-0 50.0% 50.0% -3.1
Michigan St 5-6-0 45.5% 54.6% -0.1
Wisconsin 4-7-0 36.4% 63.6% -10.4
Penn St 3-6-0 33.3% 66.7% -2.8
Ohio St 4-9-0 30.8% 69.2% -6.7
Northwestern 0-5-0 0.0% 100.0% -9.0
Purdue 0-1-0 0.0% 100.0% -1.0