What is every Big 12 Conference team's record against the over/under line coming off a win in the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa St 2-0-1 100.0% 0.0% +12.0
Texas Tech 5-2-0 71.4% 28.6% +8.7
Oklahoma St 7-3-0 70.0% 30.0% +8.1
Kansas St 4-2-0 66.7% 33.3% +6.0
Oklahoma 7-4-0 63.6% 36.4% +3.8
TX Christian 6-4-0 60.0% 40.0% +6.2
Baylor 5-4-0 55.6% 44.4% +2.9
Texas 2-2-0 50.0% 50.0% -1.1
W Virginia 2-5-0 28.6% 71.4% -4.4