What is every Big 12 Conference team's record against the over/under line as an underdog? Includes the 2020-2021 season plus historical records.

Definitions
Team Over Record Over % Under % Total +/-
Kansas 6-0-1 100.0% 0.0% +13.4
Baylor 2-1-0 66.7% 33.3% +4.0
Texas 2-1-0 66.7% 33.3% +7.8
Texas Tech 4-3-0 57.1% 42.9% +12.0
Iowa State 1-1-0 50.0% 50.0% -2.2
TX Christian 2-2-0 50.0% 50.0% +1.1
Kansas St 3-4-0 42.9% 57.1% -1.3
W Virginia 0-3-0 0.0% 100.0% -13.3
Oklahoma St 0-1-0 0.0% 100.0% -6.5