What is every Big 12 Conference team's record against the over/under line? Includes the 2019-2020 season plus historical records.

Definitions
Team Over Record Over % Under % Total +/-
Kansas St 20-11-1 64.5% 35.5% +1.4
Iowa State 18-13-1 58.1% 41.9% +2.8
Texas Tech 17-13-1 56.7% 43.3% +1.3
Oklahoma St 17-13-2 56.7% 43.3% -1.8
TX Christian 14-16-1 46.7% 53.3% -0.6
Baylor 14-16-0 46.7% 53.3% -1.8
Texas 14-17-0 45.2% 54.8% -3.1
Oklahoma 13-17-1 43.3% 56.7% -2.0
Kansas 11-20-0 35.5% 64.5% -2.5
W Virginia 9-21-1 30.0% 70.0% -3.0