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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma St 1-0-0 100.0% 0.0% +5.0
Iowa State 1-0-0 100.0% 0.0% +5.0
TX Christian 0-1-0 0.0% 100.0% -23.0
Kansas St 0-1-0 0.0% 100.0% -23.0