What is every Big Ten Conference team's record against the over/under line as a favorite in the 2012-2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Nebraska 4-0-0 100.0% 0.0% +12.5
Penn St 4-2-0 66.7% 33.3% +3.8
Northwestern 4-2-1 66.7% 33.3% +0.9
Michigan 16-16-0 50.0% 50.0% +3.1
Wisconsin 10-11-0 47.6% 52.4% -4.0
Michigan St 10-12-0 45.5% 54.6% -0.9
Ohio St 13-16-0 44.8% 55.2% -2.1
Indiana 11-16-2 40.7% 59.3% -2.1
Iowa 7-11-1 38.9% 61.1% -4.6
Purdue 7-11-1 38.9% 61.1% -4.0
Minnesota 8-13-0 38.1% 61.9% -2.1
Illinois 5-10-0 33.3% 66.7% -3.9