What is every Big 12 Conference team's record against the over/under line as a favorite since the 2011 season?

Definitions
Team Over Record Over % Under % Total +/-
Baylor 60-36-1 62.5% 37.5% +3.1
Oklahoma 84-64-3 56.8% 43.2% +2.8
Oklahoma St 63-50-4 55.8% 44.3% +2.0
Texas Tech 35-31-2 53.0% 47.0% +0.6
Kansas St 42-44-0 48.8% 51.2% +0.4
Kansas 12-13-1 48.0% 52.0% -2.1
UCF 59-64-1 48.0% 52.0% -0.6
W Virginia 44-50-0 46.8% 53.2% +0.3
Texas 49-56-0 46.7% 53.3% +0.9
Cincinnati 48-57-2 45.7% 54.3% -0.9
TX Christian 51-61-1 45.5% 54.5% -0.6
Texas A&M 51-61-2 45.5% 54.5% -0.6
Houston 50-60-1 45.5% 54.6% 0.0
Missouri 40-51-0 44.0% 56.0% -1.1
BYU 45-58-1 43.7% 56.3% -1.4
Iowa St 26-40-3 39.4% 60.6% -0.6