http://firearm-dealers.findthebest.com/stories/2236/states-most-firearm-licenses?utm_medium=cm&utm_source=outbrain&utm_campaign=ao.cm.dt.2236&utm_term=dt#Intro "Based on data provided by the Bureau of Alcohol, Tobacco, Firearms and Explosives, here are the 15 states with the highest number of firearm licenses (per 100,000 people)."
Iowa #10, states most guns or something
