You can get the official detailed statistics here: http://www.honey.com/honeyindustry/statistics.asp As of April 21, 2009, the average retail price per pound was $4.44.
You can tell if it's raw because the honey will be much thicker and more solid at room temperate, versus non-raw honey which is liquid like maple syrup at room temperature.
On the store shelf it...
Yes if you wanted to, and there are people who prefer to do so. Please be advised, however, that raw honey means it hasn't been pasteurized, so there is a possibility of bacterial contamination in...
No - if stored properly. Raw honey doesn't spoil if stored sealed and not at high temperatures. It can contain Clostridium botulinum spores, so babies shouldn't eat it. See Related Links.