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

Definitions
Team Over Record Over % Under % Total +/-
Iowa St 1-0-0 100.0% 0.0% +13.0
Texas Tech 3-0-0 100.0% 0.0% +4.7
Kansas 4-1-0 80.0% 20.0% +12.2
TX Christian 2-1-0 66.7% 33.3% +5.8
Baylor 1-1-0 50.0% 50.0% -1.0
Texas 1-2-0 33.3% 66.7% -12.7
Kansas St 1-2-0 33.3% 66.7% -7.8
W Virginia 1-4-0 20.0% 80.0% -9.8
Oklahoma St 0-2-0 0.0% 100.0% -5.0