The only way that "around the world" can be relevant is ping, and the best way to manage ping is by sorting a list of servers by ping.
Cheating is an arms race that no one needs to participate in. Moderation was a perfectly good workaround until major game studios decided to monopolize server hosting.
Moderating that game is multiple orders of magnitude off of major titles.
No Battlefield game is even in the top 100 of esports earnings.
What it tells you most of all is popularity and incentive to cheat. Cast a big enough net and you'll inevitably find cheaters. The bigger the net, the more cheaters you'll collect.
Pulling out a few games with less than 5000 players globally isn't remotely comparable to having hundreds of thousands of players daily.
It's amplified even more for games that have a global ranking system and a professional competitive scene.