What is every Big Ten Conference team's record against the over/under line as a road underdog since the 2011-2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Michigan St 33-18-1 64.7% 35.3% +1.7
Michigan 51-33-1 60.7% 39.3% +2.3
Nebraska 75-61-1 55.2% 44.9% +1.2
Iowa 54-48-1 52.9% 47.1% +2.6
Penn St 61-59-2 50.8% 49.2% -0.2
Ohio St 39-38-1 50.7% 49.4% +0.1
Rutgers 63-65-1 49.2% 50.8% +1.4
Indiana 43-46-4 48.3% 51.7% -1.1
Northwestern 56-60-4 48.3% 51.7% +0.7
Minnesota 55-62-2 47.0% 53.0% +0.2
Purdue 31-35-0 47.0% 53.0% -0.5
Maryland 48-55-1 46.6% 53.4% -2.0
Wisconsin 33-42-0 44.0% 56.0% -0.9
Illinois 41-56-0 42.3% 57.7% -1.7