Anyone have any idea how many of these bounties are collected by people who actively look (seems like a hard way to make a living) vs. say people with some know

Anyone have any idea how many of these bounties are collected by people who actively look (seems like a hard way to make a living) vs. say people with some knowledge who stumble across the issue and wouldn't take the time to properly report, otherwise (might convince me to take a couple of hours)?