Since 1996, Spirit Halloween, one of the largest costume retailers in the country, has correctly predicted the outcome of the presidential election based on which candidate sells the most masks, according to the San Francisco Chronicle.
Halloween '96
Halloween '00
Halloween '04
Halloween '08
Halloween '12 so far
"Obama may be in the lead right now, but anything can happen," Lisa Barr, Spirit Halloween's senior marketing director told the San Francisco Chronicle. "We still have a month to go."