[member]

Well, I remember asking for help with this once a long time ago, lucky for you there is something.

http://forum.sa-mp.com/index.php?topic=82382

Thanks to ♣ ⓐⓢⓢ for the code which I am still using.

It works a treat.

Good Luck.

EDIT: Zezombia's code also works fine, but it will only show the top killer, not the top 3.