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

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 2-0-0 100.0% 0.0% +36.2
Oklahoma St 5-1-0 83.3% 16.7% +6.2
TX Christian 4-2-0 66.7% 33.3% +5.6
Iowa State 4-3-0 57.1% 42.9% -4.3
Texas 1-1-0 50.0% 50.0% +0.2
Kansas St 4-6-0 40.0% 60.0% -2.1
Oklahoma 1-2-0 33.3% 66.7% -8.5
Texas Tech 0-1-0 0.0% 100.0% -8.5
Kansas 0-1-0 0.0% 100.0% -13.5