1. USA.
USA has seen a major change in gun culture. There has been a substantial increase in the number of gun owners over the years. As mentioned above, the country has more gun stores than grocery shops, 15000 more to be exact. Its share of global arms export was around 29% from 2005 to 2009. In the last 5 years the figure has gone up to 31%, which is the highest in the world. More and more weapons are being produced and exported to the different countries. Hence, USA takes the first spot on the list of 11 Biggest Gun Producing Countries in the World.