Edit: the fact that someone saw fit to down vote this comment is proof of idiocy, in and of itself. Just because you don't understand how the criminal justice system works, is no fault of mine.
The former. Possibly also the later, but definitely the former.
Of course, it is a lot harder to prove if you are saying something different than the truth.
I think that's likely to be a lot more difficult than you think: how does an independent observer know what the count of good and bad events is, rather than the count of good & bad published events? The trouble is that if an event isn't published, it's practically invisible to an observer.
This is a related issue to the fact that many sensational crimes are less common today, but perceived to be more common due to over-coverage in the media.
> Brains, people, brains. Use them, please.
Adding insults to your comment does not make for a better discussion.