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

Definitions
Team Over Record Over % Under % Total +/-
Minnesota 4-1-0 80.0% 20.0% +6.0
Michigan 4-1-0 80.0% 20.0% +7.6
Indiana 4-2-0 66.7% 33.3% +6.0
Illinois 4-3-1 57.1% 42.9% +2.3
Iowa 2-2-0 50.0% 50.0% -5.6
Nebraska 2-2-0 50.0% 50.0% -1.1
Purdue 3-3-1 50.0% 50.0% +4.2
Maryland 3-4-0 42.9% 57.1% -0.4
Northwestern 3-5-1 37.5% 62.5% -5.3
Rutgers 4-7-0 36.4% 63.6% -2.4
Michigan St 1-3-0 25.0% 75.0% -1.5
Ohio St 0-1-0 0.0% 100.0% -10.0
Penn St 0-1-0 0.0% 100.0% -13.0
Wisconsin 0-2-0 0.0% 100.0% -3.0