San Francisco is the LEAST caffeinated city?

I'm aghast. How could my fellow San Franciscans let me down like this? How much more iced tea must I drink to get our average up? Read more about it here.

The full list:

Least Caffeinated to Most

1. San Francisco - Oakland
2. Philadelphia
3. New York
4. Detroit
5. Baltimore
6. Dallas - Ft. Worth
7. Minneapolis - St. Paul
8. San Diego
9. Washington
10. Riverside - San Bernardino
11. Los Angeles
12. Seattle - Tacoma
13. St. Louis
14. Boston
15. Houston
16. Atlanta
17. Phoenix
18. Miami
19. Tampa
20. Chicago