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

Definitions
Team Over Record Over % Under % Total +/-
Iowa 2-0-0 100.0% 0.0% +5.8
Penn St 2-1-0 66.7% 33.3% +4.2
Purdue 3-2-0 60.0% 40.0% +2.9
Indiana 2-2-0 50.0% 50.0% +5.5
Minnesota 2-2-0 50.0% 50.0% -5.5
Michigan St 1-1-0 50.0% 50.0% -4.8
Wisconsin 1-1-0 50.0% 50.0% +3.0
Illinois 1-2-0 33.3% 66.7% -4.0
Nebraska 0-1-0 0.0% 100.0% -25.0
Michigan 0-3-0 0.0% 100.0% -4.3
Northwestern 0-3-0 0.0% 100.0% -16.5