What is every Big 12 Conference team's record against the over/under line as a home underdog in the 2012-2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma 1-0-0 100.0% 0.0% +3.0
Iowa St 1-0-0 100.0% 0.0% +60.5
Texas 6-1-0 85.7% 14.3% +18.4
TX Christian 4-4-0 50.0% 50.0% +3.3
W Virginia 2-3-0 40.0% 60.0% -1.7
Texas Tech 4-7-0 36.4% 63.6% -5.5
Kansas St 0-1-0 0.0% 100.0% -13.5
Baylor 0-1-0 0.0% 100.0% -0.5