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

Definitions
Team Over Record Over % Under % Total +/-
Ohio St 4-1-0 80.0% 20.0% +12.6
Minnesota 6-3-1 66.7% 33.3% +6.5
Wisconsin 4-2-0 66.7% 33.3% +7.4
Michigan 4-2-0 66.7% 33.3% +6.5
Iowa 4-2-0 66.7% 33.3% +1.2
Indiana 2-3-0 40.0% 60.0% +0.4
Purdue 4-8-0 33.3% 66.7% -4.3
Northwestern 3-7-0 30.0% 70.0% -5.7
Michigan St 1-3-0 25.0% 75.0% -17.9
Penn St 2-7-1 22.2% 77.8% -6.9
Illinois 1-4-0 20.0% 80.0% -10.2