What is every Big Ten Conference team's record against the over/under line as an underdog in the 2004 season?

Definitions
Team Over Record Over % Under % Total +/-
Michigan St 5-0-0 100.0% 0.0% +17.4
Iowa 4-1-0 80.0% 20.0% -0.5
Ohio State 2-1-0 66.7% 33.3% +2.3
Wisconsin 2-2-0 50.0% 50.0% -0.8
Michigan 1-1-0 50.0% 50.0% +1.0
Northwestern 3-4-0 42.9% 57.1% +1.6
Illinois 3-5-0 37.5% 62.5% -2.4
Indiana 3-6-0 33.3% 66.7% +6.1
Minnesota 1-2-0 33.3% 66.7% -1.0
Penn State 1-5-0 16.7% 83.3% -12.8