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

Definitions
Team Over Record Over % Under % Total +/-
Michigan 1-0-0 100.0% 0.0% +5.5
Rutgers 7-2-0 77.8% 22.2% +7.7
Purdue 6-2-0 75.0% 25.0% +8.3
Maryland 5-2-0 71.4% 28.6% +7.6
Northwestern 6-3-0 66.7% 33.3% +1.7
Michigan St 6-4-0 60.0% 40.0% +1.6
Minnesota 3-2-0 60.0% 40.0% +5.5
Indiana 6-5-0 54.6% 45.5% -3.4
Nebraska 3-6-0 33.3% 66.7% -6.4
Penn St 1-2-0 33.3% 66.7% -0.3
Illinois 1-4-2 20.0% 80.0% -7.1
Iowa 0-1-0 0.0% 100.0% -1.0
Wisconsin 0-1-0 0.0% 100.0% -14.0