They're smaller, but not that much smaller. With a combined population of 56M to the USA's 319M, we could scale their shooting numbers by 5.7x to get something

They're smaller, but not that much smaller. With a combined population of 56M to the USA's 319M, we could scale their shooting numbers by 5.7x to get something adjusted for population. So if they were as big as the USA they would have ~17 shootings to our 984.