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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma 34-23-0 59.7% 40.4% +6.1
Texas Tech 30-22-2 57.7% 42.3% +2.8
Oklahoma St 31-23-0 57.4% 42.6% +2.6
Kansas 28-24-1 53.8% 46.2% +0.9
Iowa State 24-29-2 45.3% 54.7% -0.8
Kansas St 24-29-1 45.3% 54.7% +2.4
W Virginia 23-29-1 44.2% 55.8% -2.9
Baylor 22-32-1 40.7% 59.3% -2.0
TX Christian 22-33-0 40.0% 60.0% -3.9
Texas 20-34-0 37.0% 63.0% -2.9