One interesting point is the need to use force at low priority calls. I think it shows that police is unpredictable.
The Seattle Police Department’s latest use-of-force data, which include officer-involved shootings, show a continuing decline since 2011, when the Department of Justice found that Seattle officers too quickly resorted to…
— Read on www.seattletimes.com/seattle-news/data/seattle-police-resorting-to-force-less-often-report-shows/
Another article:
The reports can be downloaded from the Seattle PD website.