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

Definitions
Team Over Record Over % Under % Total +/-
Indiana 58-36-1 61.7% 38.3% +4.7
Nebraska 31-24-0 56.4% 43.6% +4.8
Michigan St 35-33-1 51.5% 48.5% +2.0
Michigan 23-22-0 51.1% 48.9% +0.2
Ohio St 9-9-0 50.0% 50.0% -0.8
Wisconsin 18-18-0 50.0% 50.0% +0.2
Illinois 44-45-2 49.4% 50.6% +1.4
Minnesota 39-40-2 49.4% 50.6% -1.0
Maryland 39-44-1 47.0% 53.0% +0.1
Penn St 23-27-1 46.0% 54.0% -1.3
Purdue 36-44-2 45.0% 55.0% -1.6
Northwestern 39-48-3 44.8% 55.2% +0.6
Rutgers 35-46-1 43.2% 56.8% +1.5
Iowa 27-38-0 41.5% 58.5% -2.9