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

Definitions
Team Over Record Over % Under % Total +/-
Illinois 2-0-0 100.0% 0.0% +12.2
Michigan St 2-0-0 100.0% 0.0% +17.8
Minnesota 3-1-0 75.0% 25.0% +4.1
Michigan 3-1-0 75.0% 25.0% +11.8
Indiana 2-2-0 50.0% 50.0% -5.6
Wisconsin 1-1-0 50.0% 50.0% +6.2
Purdue 2-3-0 40.0% 60.0% -4.6
Ohio State 0-1-0 0.0% 100.0% -6.5
Iowa 0-2-1 0.0% 100.0% -6.7
Northwestern 0-3-0 0.0% 100.0% -6.7