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

Definitions
Team Over Record Over % Under % Total +/-
Ohio St 31-21-0 59.6% 40.4% +4.5
Michigan 32-22-0 59.3% 40.7% +0.1
Illinois 20-15-0 57.1% 42.9% +2.0
Nebraska 58-47-1 55.2% 44.8% +1.9
Minnesota 53-44-2 54.6% 45.4% +1.6
Penn St 43-37-1 53.8% 46.3% +2.8
Michigan St 25-25-0 50.0% 50.0% +1.9
Iowa 26-26-0 50.0% 50.0% -0.4
Wisconsin 30-30-1 50.0% 50.0% +1.7
Northwestern 42-45-2 48.3% 51.7% +1.8
Maryland 32-36-1 47.1% 52.9% -1.6
Indiana 28-32-2 46.7% 53.3% -1.7
Purdue 13-19-0 40.6% 59.4% -2.0
Rutgers 27-40-0 40.3% 59.7% -1.3