What is every Big Ten Conference team's record against the over/under line as a road underdog in the 2012-2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Michigan 2-1-0 66.7% 33.3% -0.3
Indiana 2-1-0 66.7% 33.3% +2.0
Nebraska 7-4-0 63.6% 36.4% +0.5
Purdue 5-3-0 62.5% 37.5% +1.0
Iowa 4-4-0 50.0% 50.0% +4.9
Northwestern 4-4-1 50.0% 50.0% -1.2
Penn State 4-5-0 44.4% 55.6% -4.2
Ohio State 2-3-0 40.0% 60.0% -2.8
Michigan St 2-4-0 33.3% 66.7% -5.8
Minnesota 2-4-0 33.3% 66.7% -7.4
Illinois 2-5-0 28.6% 71.4% -3.8
Wisconsin 1-4-0 20.0% 80.0% -8.3