1. Coke: Mitt Romney conservative.
  2. Diet Coke: Votes like a suburban mom stuck in a teen's body or doesn't vote at all.
  3. Dr. Brown's: NPR liberal.
  4. Grape Fanta: Pitt-Bull republican.
  5. Sprite: 1st time voter and votes for whoever their parent's voted for.
  6. Dr. Pepper: Whatever is on Dr. Dre's ballot.
  7. Pepsi: Writes in Beyoncé every time.
  8. Diet Mountain Dew: Tea Party
  9. Coke zero: left of center
    Suggested by @dave
  10. Fresca: thinks Rand Paul has some interesting things to say and is frustrated by gridlock in Washington
    Suggested by @roseschlossberg