What is every Big Ten Conference team's record against the over/under line as a road underdog in the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Michigan St 4-0-0 100.0% 0.0% +8.6
Nebraska 6-3-0 66.7% 33.3% -1.9
Rutgers 6-4-1 60.0% 40.0% +10.7
Northwestern 6-4-0 60.0% 40.0% +5.0
Indiana 4-3-0 57.1% 42.9% +0.2
Michigan 5-5-0 50.0% 50.0% +3.3
Maryland 3-4-0 42.9% 57.1% +3.1
Illinois 4-6-0 40.0% 60.0% -5.5
Penn St 3-5-0 37.5% 62.5% +0.1
Ohio St 1-2-1 33.3% 66.7% -9.1
Purdue 2-5-0 28.6% 71.4% -4.5
Minnesota 2-5-0 28.6% 71.4% -2.4
Iowa 1-5-0 16.7% 83.3% -6.2