What is every NFC West Division team's record against the over/under line as an underdog in the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
San Francisco 3-0-0 100.0% 0.0% +16.0
Seattle 4-4-0 50.0% 50.0% -4.1
LA Rams 6-8-0 42.9% 57.1% -2.1
Arizona 5-7-0 41.7% 58.3% -2.2