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

Definitions
Team Over Record Over % Under % Total +/-
Iowa 1-0-0 100.0% 0.0% +0.5
Penn State 2-0-0 100.0% 0.0% +1.2
Indiana 1-1-0 50.0% 50.0% -5.2
Minnesota 1-1-0 50.0% 50.0% +10.5
Purdue 2-2-0 50.0% 50.0% +3.0
Maryland 1-1-0 50.0% 50.0% +5.5
Rutgers 0-2-0 0.0% 100.0% -22.5
Northwestern 0-2-1 0.0% 100.0% -12.2
Illinois 0-3-0 0.0% 100.0% -8.5