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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma 45-33-1 57.7% 42.3% +4.9
Texas Tech 40-30-2 57.1% 42.9% +3.3
Kansas 37-31-1 54.4% 45.6% +1.2
Oklahoma St 41-35-0 53.9% 46.1% +1.3
Kansas St 34-39-1 46.6% 53.4% +1.4
TX Christian 34-41-0 45.3% 54.7% -1.7
Baylor 33-40-1 45.2% 54.8% -0.9
W Virginia 32-39-2 45.1% 54.9% -2.3
Texas 32-42-0 43.2% 56.8% -0.4
Iowa State 29-42-4 40.8% 59.2% -1.2