What is every Big Ten Conference team's record against the over/under line as a road underdog since the 2003-2004 season?

Definitions
Team Over Record Over % Under % Total +/-
Michigan 82-70-2 54.0% 46.1% +1.1
Iowa 90-78-2 53.6% 46.4% +1.7
Ohio St 67-59-1 53.2% 46.8% +1.2
Michigan St 46-41-2 52.9% 47.1% -0.7
Nebraska 108-97-2 52.7% 47.3% +1.6
Penn St 100-97-3 50.8% 49.2% -0.5
Rutgers 102-102-2 50.0% 50.0% +0.8
Indiana 74-77-6 49.0% 51.0% -0.1
Northwestern 91-101-4 47.4% 52.6% 0.0
Maryland 72-82-4 46.8% 53.3% -0.9
Purdue 54-64-0 45.8% 54.2% -0.9
Minnesota 83-100-3 45.4% 54.6% -0.5
Wisconsin 51-62-1 45.1% 54.9% -1.3
Illinois 58-75-1 43.6% 56.4% -1.8