What is every Big Ten Conference team's record against the over/under line as a favorite? Includes the 2019-2020 season plus historical records.

Definitions
Team Over Record Over % Under % Total +/-
Penn State 7-4-0 63.6% 36.4% +0.8
Michigan 8-5-0 61.5% 38.5% +5.7
Iowa 5-4-0 55.6% 44.4% -2.2
Michigan St 4-4-0 50.0% 50.0% -7.1
Indiana 3-3-0 50.0% 50.0% +0.2
Minnesota 2-2-0 50.0% 50.0% +1.4
Ohio State 6-7-0 46.2% 53.8% +3.0
Purdue 4-5-0 44.4% 55.6% +2.3
Wisconsin 4-5-0 44.4% 55.6% -0.4
Northwestern 2-3-0 40.0% 60.0% -3.7
Maryland 2-3-0 40.0% 60.0% +4.9
Illinois 1-2-0 33.3% 66.7% -0.2
Nebraska 2-4-0 33.3% 66.7% -3.0
Rutgers 0-1-0 0.0% 100.0% -6.0