5 million and 8.2 million marketing http://www.usatoday.com/story/news/natio...rated/19836755/ four to nine million weapons 8 million AR-15-style rifles because it’s a popular rifle Military-style AR-15 rifles: 'The market is saturated' 5 million and 8.2 million estimated marketing immensely popular armed gun sales often skyrocket because it’s a popular rifle 5 to 8.2 million told marketing pushed prices marketing National Shooting Sports Foundation las ventas de armas se disparan AR-15 because it is profitable 5 to 8.2 million nearly ubiquitious because it’s a popular rifle gun sales often skyrocket various statistics just how ubiquitous these firearms are in American culture said told John Boyle have flown off the shelves immensely popular about 8 million entre cinco y ocho millones estimated immensely popular the US had 3.3 million in homes