Each year, worldwide, more people die from firearms than from drowning.
Out of 100,000 deaths, firearms are responsible for 4.47 and drowning for 3.5. Fortunately, in France, deaths from firearms are half as common as deaths from drowning.
Sources:
Emedecine
Wikipedia – List of cause of death by rate
French Sources:
Urgence pratique
INVS
INSERM