What is every Sun Belt Conference team's record against the over/under line as an underdog since the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Marshall 29-17-0 63.0% 37.0% +1.8
W Kentucky 32-21-1 60.4% 39.6% +1.3
James Mad 6-4-0 60.0% 40.0% -1.6
Florida Intl 59-43-1 57.8% 42.2% +1.3
N Mex State 59-45-1 56.7% 43.3% +2.4
S Mississippi 48-37-1 56.5% 43.5% +3.2
UL Monroe 58-46-0 55.8% 44.2% +3.2
GA Southern 34-28-2 54.8% 45.2% +1.3
Coastal Car 24-20-0 54.6% 45.5% +1.5
North Texas 44-42-1 51.2% 48.8% +1.2
Old Dominion 38-37-2 50.7% 49.3% +2.4
Louisiana 28-31-1 47.5% 52.5% -0.5
Georgia St 42-47-2 47.2% 52.8% 0.0
Troy 26-30-0 46.4% 53.6% -1.9
Fla Atlantic 32-37-0 46.4% 53.6% +1.3
Middle Tenn 33-42-2 44.0% 56.0% -2.2
Texas St 44-57-2 43.6% 56.4% -0.6
S Alabama 36-47-2 43.4% 56.6% -2.7
App State 12-16-0 42.9% 57.1% -2.5
Arkansas St 26-41-0 38.8% 61.2% -1.2