What is every Big 12 Conference team's record against the over/under line as a home underdog in the 2003-2004 season?

Definitions
Team Over Record Over % Under % Total +/-
Texas Tech 1-0-0 100.0% 0.0% +19.5
Kansas St 2-1-0 66.7% 33.3% -2.8
Iowa St 3-2-0 60.0% 40.0% +1.6
Texas A&M 2-2-0 50.0% 50.0% +2.0
Oklahoma 1-1-0 50.0% 50.0% -4.8
Baylor 2-3-0 40.0% 60.0% +2.9
Missouri 1-2-0 33.3% 66.7% +9.0
Nebraska 0-1-0 0.0% 100.0% -3.0
Colorado 0-1-0 0.0% 100.0% -7.5