What is every Big 12 Conference team's record against the over/under line as a favorite in the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 10-7-0 58.8% 41.2% +5.9
Baylor 10-9-0 52.6% 47.4% +0.5
TX Christian 4-4-0 50.0% 50.0% -6.3
Kansas 13-14-1 48.2% 51.9% +0.4
Oklahoma St 9-10-0 47.4% 52.6% -1.3
Iowa St 9-12-0 42.9% 57.1% -3.8
Oklahoma 10-14-1 41.7% 58.3% -3.3
Texas 5-13-0 27.8% 72.2% -6.2
Kansas St 3-9-0 25.0% 75.0% -9.5
Texas Tech 1-4-0 20.0% 80.0% -10.6