What is every Big Ten Conference team's record against the over/under line as a home underdog since the 2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Wisconsin 1-0-0 100.0% 0.0% +7.0
Michigan 4-0-0 100.0% 0.0% +16.6
Ohio State 1-0-0 100.0% 0.0% +48.5
Indiana 14-5-0 73.7% 26.3% +3.0
Nebraska 8-3-0 72.7% 27.3% +7.8
Purdue 20-9-0 69.0% 31.0% +7.3
Minnesota 9-6-0 60.0% 40.0% +4.0
Penn State 4-3-0 57.1% 42.9% +0.7
Maryland 10-8-0 55.6% 44.4% +4.5
Illinois 14-15-0 48.3% 51.7% +0.4
Northwestern 8-10-1 44.4% 55.6% -2.6
Rutgers 10-16-0 38.5% 61.5% -6.4
Iowa 3-5-0 37.5% 62.5% -6.8
Michigan St 3-5-0 37.5% 62.5% -6.4