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

Definitions
Team Over Record Over % Under % Total +/-
Texas Tech 28-20-0 58.3% 41.7% +4.0
Oklahoma 50-40-1 55.6% 44.4% +4.2
Houston 32-31-2 50.8% 49.2% +3.0
Oklahoma St 38-37-1 50.7% 49.3% +0.2
TX Christian 32-33-0 49.2% 50.8% +0.6
Kansas St 29-33-1 46.8% 53.2% -0.8
UCF 31-37-0 45.6% 54.4% -0.7
Baylor 25-30-0 45.5% 54.6% -1.3
Cincinnati 30-37-1 44.8% 55.2% +0.5
Kansas 11-14-0 44.0% 56.0% 0.0
Texas 26-35-0 42.6% 57.4% -0.6
BYU 27-38-0 41.5% 58.5% -1.2
W Virginia 24-34-1 41.4% 58.6% -3.3
Iowa St 19-31-4 38.0% 62.0% -1.8