I'm placing this here, sans text, for two reasons. One being, I shall know where to find it should the occasion arise, and two, I have another article posted on gun/knife stats, that gets a small but steady stream of inquiries via the search engines. So it's a bit of a service if you will.
Gun homicides and gun ownership listed by country
Where are the world's guns - and which countries have th highest rates of firearms murders? Guardian Article