What is every Big 12 Conference team's record against the over/under line as a favorite since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma St 45-33-1 57.7% 42.3% +2.1
Baylor 32-25-1 56.1% 43.9% +1.3
Oklahoma 57-46-3 55.3% 44.7% +3.3
W Virginia 32-32-0 50.0% 50.0% -0.5
Kansas 10-10-0 50.0% 50.0% -1.6
Cincinnati 34-35-1 49.3% 50.7% +0.4
Texas Tech 22-23-1 48.9% 51.1% -0.3
UCF 40-44-1 47.6% 52.4% -0.5
Texas 35-39-0 47.3% 52.7% +0.9
Houston 34-38-1 47.2% 52.8% +1.3
BYU 31-37-1 45.6% 54.4% -0.6
Iowa St 24-32-3 42.9% 57.1% +0.1
Kansas St 24-32-0 42.9% 57.1% -0.4
TX Christian 32-45-0 41.6% 58.4% -1.7