What is every Mid-American Conference team's record against the over/under line as an underdog since the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Bowling Grn 83-61-0 57.6% 42.4% +3.2
Ball St 73-58-3 55.7% 44.3% +2.6
Central Mich 86-77-0 52.8% 47.2% +1.5
Toledo 39-35-1 52.7% 47.3% +3.6
E Michigan 88-82-0 51.8% 48.2% +0.5
Ohio 58-55-1 51.3% 48.7% +1.5
N Illinois 89-87-3 50.6% 49.4% +0.7
W Michigan 97-99-1 49.5% 50.5% +0.6
Miami (OH) 95-101-2 48.5% 51.5% +0.1
Kent St 51-56-2 47.7% 52.3% -0.9
Akron 45-51-0 46.9% 53.1% +1.1
Buffalo 51-61-2 45.5% 54.5% +0.7