What is every Big 12 Conference team's record against the over/under line in post-season bowl games since the 2004 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas 4-1-0 80.0% 20.0% +12.2
Texas Tech 8-5-1 61.5% 38.5% +2.6
Colorado 3-2-0 60.0% 40.0% -4.4
Oklahoma 12-8-0 60.0% 40.0% +4.0
Baylor 6-5-0 54.6% 45.5% +3.2
Kansas St 7-6-0 53.9% 46.2% +0.1
Houston 8-7-0 53.3% 46.7% 0.0
W Virginia 9-8-0 52.9% 47.1% +2.3
Texas A&M 8-8-0 50.0% 50.0% +3.0
BYU 8-9-0 47.1% 52.9% -0.3
TX Christian 7-8-0 46.7% 53.3% -1.3
Nebraska 5-6-0 45.5% 54.6% -1.8
Texas 7-9-0 43.8% 56.3% -1.8
Missouri 6-8-0 42.9% 57.1% -3.0
UCF 6-9-0 40.0% 60.0% -2.2
Oklahoma St 7-12-0 36.8% 63.2% -1.5
Cincinnati 5-9-1 35.7% 64.3% -1.6
Iowa St 2-9-0 18.2% 81.8% -9.8