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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma St 5-2-0 71.4% 28.6% +7.4
Texas Tech 5-2-0 71.4% 28.6% +8.6
Baylor 4-2-0 66.7% 33.3% +11.0
Oklahoma 5-4-0 55.6% 44.4% +4.4
Kansas St 6-5-0 54.6% 45.5% -1.0
Texas 3-5-0 37.5% 62.5% -0.1
W Virginia 2-4-0 33.3% 66.7% +5.1
TX Christian 2-5-0 28.6% 71.4% -4.5
Iowa St 1-4-0 20.0% 80.0% -13.7
Kansas 0-1-0 0.0% 100.0% -13.0