What is every Big Ten Conference team's record against the over/under line as a favorite since the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa 114-82-4 58.2% 41.8% +3.4
Minnesota 73-59-1 55.3% 44.7% +1.8
Illinois 105-90-5 53.9% 46.2% +2.4
Purdue 145-125-3 53.7% 46.3% +1.9
Indiana 106-92-1 53.5% 46.5% +1.7
Wisconsin 121-106-6 53.3% 46.7% +0.5
Ohio St 109-106-2 50.7% 49.3% +0.8
Michigan 111-113-2 49.6% 50.5% 0.0
Northwestern 68-73-5 48.2% 51.8% -0.6
Nebraska 54-61-3 47.0% 53.0% -0.6
Michigan St 116-139-5 45.5% 54.5% -0.5
Rutgers 54-65-1 45.4% 54.6% -3.8
Maryland 84-112-1 42.9% 57.1% -0.2
Penn St 59-85-1 41.0% 59.0% -1.8