What is every Big Ten Conference team's record against the over/under line as a road underdog in the 2006-2007 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa 6-1-1 85.7% 14.3% +3.7
Michigan 5-3-0 62.5% 37.5% +0.8
Ohio St 3-2-0 60.0% 40.0% -0.5
Indiana 3-3-1 50.0% 50.0% -7.9
Northwestern 4-5-0 44.4% 55.6% -1.1
Purdue 2-3-0 40.0% 60.0% -1.8
Penn St 4-6-0 40.0% 60.0% -0.2
Wisconsin 1-2-0 33.3% 66.7% -9.5
Minnesota 3-7-0 30.0% 70.0% -0.1
Michigan St 0-5-1 0.0% 100.0% -10.9
Illinois 0-2-1 0.0% 100.0% -6.7