What is every Big Ten Conference team's record against the over/under line as a home underdog since the 2017 season?

Definitions
Team Over Record Over % Under % Total +/-
Ohio St 1-0-0 100.0% 0.0% +48.0
Michigan 5-0-0 100.0% 0.0% +11.5
Indiana 15-7-0 68.2% 31.8% +0.2
Minnesota 10-5-0 66.7% 33.3% +6.6
Maryland 11-7-0 61.1% 38.9% +7.8
Rutgers 18-12-0 60.0% 40.0% +1.4
Purdue 10-7-1 58.8% 41.2% +3.3
Northwestern 11-8-0 57.9% 42.1% +0.9
Nebraska 9-8-1 52.9% 47.1% -0.5
Michigan St 10-9-0 52.6% 47.4% -2.2
Illinois 8-12-2 40.0% 60.0% -2.1
Iowa 2-4-0 33.3% 66.7% -0.7
Penn St 1-3-1 25.0% 75.0% -3.3
Wisconsin 0-1-0 0.0% 100.0% -14.0