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

Definitions
Team Over Record Over % Under % Total +/-
Wisconsin 1-0-0 100.0% 0.0% +16.5
Michigan 2-0-0 100.0% 0.0% +11.8
Ohio St 1-0-0 100.0% 0.0% +8.0
Indiana 10-5-0 66.7% 33.3% +6.8
Northwestern 6-7-1 46.2% 53.9% -0.6
Purdue 5-7-1 41.7% 58.3% -2.5
Penn St 2-3-0 40.0% 60.0% -5.9
Nebraska 4-6-0 40.0% 60.0% -3.8
Minnesota 3-5-0 37.5% 62.5% -3.5
Maryland 3-5-0 37.5% 62.5% -4.5
Michigan St 4-9-0 30.8% 69.2% -1.7
Illinois 3-9-0 25.0% 75.0% -4.5
Iowa 2-8-0 20.0% 80.0% -4.7
Rutgers 2-10-0 16.7% 83.3% -6.5