How many supernatural episodes have no deaths?

In the TV series "Supernatural," there are a few episodes that do not feature any deaths. Notably, episodes like "It's a Terrible Life," "The French Mistake," and "Mystery Spot" focus more on humor, character development, or alternate realities rather than the typical monster-hunting plot, resulting in no fatalities. Overall, there are about 10 episodes throughout the series that can be categorized as having no deaths.