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

Definitions
Team Over Record Over % Under % Total +/-
Minnesota 1-0-0 100.0% 0.0% +7.0
Iowa 1-0-0 100.0% 0.0% +6.5
Michigan 3-1-0 75.0% 25.0% +10.0
Northwestern 5-2-0 71.4% 28.6% +3.8
Indiana 2-1-0 66.7% 33.3% -0.2
Maryland 1-1-0 50.0% 50.0% +3.3
Penn St 2-2-0 50.0% 50.0% -0.3
Nebraska 2-2-0 50.0% 50.0% +8.4
Rutgers 2-5-1 28.6% 71.4% -9.7
Ohio St 0-1-0 0.0% 100.0% -9.0
Illinois 0-2-0 0.0% 100.0% -11.5
Purdue 0-1-0 0.0% 100.0% -19.0