>>16
(Last.fm uploader person here)
Yeah, the stats in last.fm are fucked, sadly. It's kind of MEH that they don't provide a proper way to handle "Various Artists" albums. I briefly thought about retagging all files to have "DQN-KUN" in the artist field, but I think keeping the artist names like they are is a better idea.
(BTW screenshot of the label stats thing: http://img517.imageshack.us/my.php?image=statsay6.jpg - yay, I suppose.)