Social Media Week ran an interesting article last week on the 20 top snack brands on Facebook based on community size. According to a survey it conducted in April, the top brand attracted nearly 19 million fans, while the 20th ranked brand garnered 1.6 million. Here’s a quiz to see if you can rank the brands in order. Keep in mind the ranking isn’t according to sales, but on how effectively these brands used Facebook. Click here to read Social Media Week’s analysis of popular features that the brands integrated into their Facebook site.