What is every Northwest Division team's record against the over/under line as an underdog since the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Denver 190-150-5 55.9% 44.1% +1.4
Minnesota 259-206-5 55.7% 44.3% +1.7
Portland 236-202-3 53.9% 46.1% +0.7
Utah 170-162-7 51.2% 48.8% +1.6
Okla City 180-210-3 46.2% 53.9% -1.3