What is every Big 12 Conference team's record against the over/under line as a favorite in the 2018-2019 season?

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 10-5-0 66.7% 33.3% +8.8
Kansas 18-10-0 64.3% 35.7% +0.1
TX Christian 14-12-0 53.9% 46.2% -0.4
Iowa St 13-16-0 44.8% 55.2% -0.3
Texas Tech 12-16-1 42.9% 57.1% -0.7
Oklahoma 7-11-1 38.9% 61.1% -1.2
Texas 9-15-0 37.5% 62.5% -1.3
Oklahoma St 4-7-0 36.4% 63.6% -3.1
Baylor 6-11-0 35.3% 64.7% -1.2
Kansas St 9-17-0 34.6% 65.4% -7.0