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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma St 21-8-0 72.4% 27.6% +5.0
Oklahoma 21-13-1 61.8% 38.2% +3.3
Kansas 6-4-0 60.0% 40.0% +3.2
Kansas St 12-8-0 60.0% 40.0% +5.0
Baylor 13-10-1 56.5% 43.5% +1.1
Texas Tech 9-8-1 52.9% 47.1% +3.2
Texas 12-13-0 48.0% 52.0% +0.3
Iowa State 9-11-2 45.0% 55.0% +2.8
TX Christian 12-17-0 41.4% 58.6% -3.7
W Virginia 11-16-0 40.7% 59.3% -6.6