What is every Big Ten Conference team's record against the over/under line as an underdog in the 2015-2016 season?

Definitions
Team Over Record Over % Under % Total +/-
Rutgers 17-8-0 68.0% 32.0% +6.3
Michigan St 2-1-0 66.7% 33.3% +10.0
Indiana 4-3-0 57.1% 42.9% +3.4
Nebraska 9-8-1 52.9% 47.1% +1.9
Minnesota 9-9-0 50.0% 50.0% -1.6
Penn St 9-9-1 50.0% 50.0% +0.4
Michigan 6-7-0 46.2% 53.9% +1.8
Northwestern 5-6-0 45.5% 54.6% +0.9
Ohio St 7-9-0 43.8% 56.3% +0.1
Illinois 7-10-0 41.2% 58.8% -1.9
Purdue 2-3-0 40.0% 60.0% -4.5
Iowa 3-5-0 37.5% 62.5% -3.9
Maryland 2-4-0 33.3% 66.7% +1.8
Wisconsin 4-11-0 26.7% 73.3% -5.7