What is every Big Ten Conference team's record against the over/under line as a home underdog since the 2020-2021 season?

Definitions
Team Over Record Over % Under % Total +/-
Illinois 1-0-0 100.0% 0.0% +5.5
Penn St 14-4-0 77.8% 22.2% +11.4
Michigan 5-3-0 62.5% 37.5% +2.8
Minnesota 18-13-1 58.1% 41.9% +1.6
Nebraska 17-15-1 53.1% 46.9% +0.3
Maryland 5-6-1 45.5% 54.6% +2.3
Northwestern 9-12-0 42.9% 57.1% +1.2
Ohio St 2-3-0 40.0% 60.0% +4.7
Iowa 1-2-0 33.3% 66.7% -15.3
Wisconsin 3-6-0 33.3% 66.7% -2.3
Rutgers 4-9-0 30.8% 69.2% -6.5
Indiana 3-7-0 30.0% 70.0% -5.6
Michigan St 2-5-0 28.6% 71.4% -1.9
Purdue 0-1-0 0.0% 100.0% -17.5