What is every Big Ten Conference team's record against the over/under line as a road underdog since the 2019-2020 season?

Definitions
Team Over Record Over % Under % Total +/-
Illinois 15-10-0 60.0% 40.0% +1.8
Michigan 22-15-0 59.5% 40.5% -0.5
Michigan St 14-10-0 58.3% 41.7% +1.9
Nebraska 32-23-0 58.2% 41.8% +2.7
Ohio St 19-14-0 57.6% 42.4% +2.3
Minnesota 27-24-1 52.9% 47.1% +2.1
Iowa 20-18-0 52.6% 47.4% +0.6
Wisconsin 20-18-0 52.6% 47.4% +3.4
Northwestern 24-23-1 51.1% 48.9% +2.3
Indiana 18-20-2 47.4% 52.6% -2.1
Rutgers 20-24-0 45.5% 54.6% +0.6
Maryland 20-24-0 45.5% 54.6% -3.8
Penn St 20-25-1 44.4% 55.6% -0.6
Purdue 10-13-0 43.5% 56.5% -2.6