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

Definitions
Team Over Record Over % Under % Total +/-
Illinois 1-0-0 100.0% 0.0% +3.5
Wisconsin 3-0-0 100.0% 0.0% +5.8
Indiana 3-1-0 75.0% 25.0% +3.9
Northwestern 3-1-0 75.0% 25.0% +12.4
Michigan St 2-1-0 66.7% 33.3% +12.2
Purdue 1-1-0 50.0% 50.0% +3.2
Minnesota 1-3-0 25.0% 75.0% -0.6
Iowa 0-3-0 0.0% 100.0% -8.8