Percent of gun owners in US

Injury Prevention posted a picture showing just how many percent of each state owns guns. The survey was done with 4,000 respondents.

Here's the PDF file of the study
http://injuryprevention.bmj.com/content/early/2015/06/09/injuryprev-2015-041586.full.pdf?keytype=ref&ijkey=doj6vx0laFZMsQ2

Business Insider has a nice graphic map

From: Business Inside, Guns.com