2010 casualty statistics from the Cambodian Mine Victim Information Service (CMVIS) show that Cambodia had one of the highest casualty rates in the world. the number of casualties in 2013 was 111, consisting of 22 persons killed and 89 injured. One-third of the casualties have been children, and almost all of them are boys, with studies showing that men and boys tend to be more willing than women to play with or examine explosives. Of surviving landmine victims, 87% are males over 15 years old, with a mean age of 28 years. In Afghanistan, 73% are males between ages 16 to 50, and 20% of the victims are male children."