Note that the fall in volume here is probably entirely due to Apple having fixed bug 1738289. Using only signatures to measure this kind of crash is a very blunt instrument.
Bug 1576767 Comment 353 Edit History
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Note that the fall in volume here is probably entirely due to Apple having fixed bug 1738289. Using only signatures to measure this kind of crash is a very blunt instrument. Unfortunately we don't (as yet) have any better alternative. For that we'd need to look at the contents of `mac crash info`.