What is every Big 12 Conference team's record against the over/under line in the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Baylor 8-4-0 66.7% 33.3% +7.9
Oklahoma St 8-4-0 66.7% 33.3% +3.2
Texas Tech 8-4-0 66.7% 33.3% +6.7
Kansas St 7-5-0 58.3% 41.7% -0.4
Oklahoma 7-5-0 58.3% 41.7% +1.3
Texas 7-6-0 53.9% 46.2% +5.0
W Virginia 6-6-0 50.0% 50.0% +8.4
Kansas 4-7-0 36.4% 63.6% -4.8
Iowa St 4-8-0 33.3% 66.7% -4.9
TX Christian 4-8-0 33.3% 66.7% -5.4