What is every Big Ten Conference team's record against the over/under line as a road underdog in the 2007-2008 season?

Definitions
Team Over Record Over % Under % Total +/-
Purdue 5-2-0 71.4% 28.6% +12.2
Iowa 6-4-0 60.0% 40.0% -0.1
Penn State 5-4-0 55.6% 44.4% +0.2
Wisconsin 2-2-0 50.0% 50.0% -2.1
Michigan 5-6-0 45.5% 54.5% +0.1
Illinois 3-4-0 42.9% 57.1% -2.4
Minnesota 4-6-0 40.0% 60.0% -3.0
Ohio State 2-4-0 33.3% 66.7% -1.6
Northwestern 3-9-0 25.0% 75.0% -6.5
Michigan St 1-3-0 25.0% 75.0% -13.5
Indiana 1-3-0 25.0% 75.0% -2.2