What is every Big Ten Conference team's record against the over/under line in non-conference games since the 2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Penn State 7-1-0 87.5% 12.5% +10.2
Rutgers 4-2-0 66.7% 33.3% +9.6
Purdue 4-3-0 57.1% 42.9% +1.2
Iowa 4-3-1 57.1% 42.9% -0.6
Michigan 4-4-0 50.0% 50.0% +1.4
Maryland 3-3-0 50.0% 50.0% +0.6
Minnesota 4-4-0 50.0% 50.0% +0.8
Ohio State 3-4-1 42.9% 57.1% +5.4
Northwestern 3-4-0 42.9% 57.1% -2.6
Wisconsin 3-5-0 37.5% 62.5% -4.5
Michigan St 3-5-0 37.5% 62.5% -7.1
Illinois 2-5-0 28.6% 71.4% -3.7
Nebraska 1-5-0 16.7% 83.3% -6.3
Indiana 1-6-0 14.3% 85.7% -8.0