What is every Big Ten Conference team's record against the over/under line as a home underdog in the 2018-2019 season?

Definitions
Team Over Record Over % Under % Total +/-
Ohio St 3-0-0 100.0% 0.0% +13.7
Illinois 3-2-0 60.0% 40.0% +2.9
Minnesota 2-2-0 50.0% 50.0% -2.0
Nebraska 1-1-0 50.0% 50.0% -2.3
Maryland 1-1-0 50.0% 50.0% +3.8
Penn St 3-3-0 50.0% 50.0% +5.5
Rutgers 4-5-1 44.4% 55.6% +0.3
Iowa 2-3-0 40.0% 60.0% +8.3
Northwestern 1-2-0 33.3% 66.7% +0.2
Indiana 1-3-0 25.0% 75.0% -12.4
Wisconsin 0-2-0 0.0% 100.0% -6.8