What is every Big Ten Conference team's record against the over/under line as a road underdog since the 2004-2005 season?

Definitions
Team Over Record Over % Under % Total +/-
Michigan 81-65-2 55.5% 44.5% +1.4
Ohio St 63-55-1 53.4% 46.6% +1.3
Iowa 84-74-2 53.2% 46.8% +1.4
Nebraska 101-96-2 51.3% 48.7% +0.9
Michigan St 41-40-2 50.6% 49.4% -1.7
Penn St 95-94-3 50.3% 49.7% -0.4
Rutgers 100-100-2 50.0% 50.0% +0.9
Indiana 70-73-5 49.0% 51.1% -0.4
Northwestern 89-97-4 47.9% 52.2% +0.2
Maryland 69-80-2 46.3% 53.7% -1.3
Purdue 51-60-0 46.0% 54.1% -0.4
Minnesota 80-95-3 45.7% 54.3% -0.3
Wisconsin 49-60-1 45.0% 55.1% -1.2
Illinois 56-75-1 42.8% 57.3% -2.0