You assume correctly, my program essentially just reads who's listed as the "author" of every issue in the spoiler list. You'll notice the listFauxia wrote:I assume you can only do this by nation.
However, continuing the trend of "Sherp adds features so basic and easy they probably should have been there from the beginning", I've done the list again. (and I'll have to do another when I find out what Unibot's fourth puppet is).