You can also click on the county-by-county map, which reveals the following interesting facts:
- Between 2002 and 2008, Missouri had 14 counties where more than 30 percent of citizens were daily smokers.
- Number of such counties combined in Iowa, Illinois and Kansas: Zero.
- There's a huge cluster of heavy smoking around the Kentucky-West Virginia border.
- The top two-thirds of Alaska also has a lot of smokers per capita, who must be positively miserable in the winter at bars where they're asked to go outside to light up.
