What is every Big Ten Conference team's record against the over/under line as an underdog in the 2005-2006 season?

Definitions
Team Over Record Over % Under % Total +/-
Ohio State 4-1-0 80.0% 20.0% +12.6
Wisconsin 6-2-0 75.0% 25.0% +14.1
Michigan 6-4-0 60.0% 40.0% +2.2
Minnesota 9-8-1 52.9% 47.1% +1.5
Iowa 5-5-0 50.0% 50.0% -4.3
Indiana 5-7-0 41.7% 58.3% -0.0
Purdue 8-13-0 38.1% 61.9% -0.3
Penn State 6-12-1 33.3% 66.7% -0.9
Northwestern 4-12-0 25.0% 75.0% -7.4
Illinois 1-4-0 20.0% 80.0% -10.2
Michigan St 1-6-0 14.3% 85.7% -13.2