What is every Pacific-12 Conference team's record against the over/under line as a home underdog in the 2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Wash State 1-0-0 100.0% 0.0% +1.5
UCLA 4-1-0 80.0% 20.0% +7.0
Oregon 1-1-0 50.0% 50.0% +4.0
Arizona St 1-2-0 33.3% 66.7% -15.2
California 1-2-0 33.3% 66.7% -8.8
Oregon St 1-3-1 25.0% 75.0% -0.5
Arizona 1-3-0 25.0% 75.0% -6.5
USC 0-1-0 0.0% 100.0% -13.5
Colorado 0-2-0 0.0% 100.0% -15.8
Utah 0-1-0 0.0% 100.0% -17.5