3. South Korea
Annual suicides per 100,000 people: 28.1
Suicide is the leading cause of death for those under 40 in South Korea. The rate has doubled in the last ten years alone. Many famous South Koreans have committed suicide, a list that includes millionaires, pop singers and professional soccer players. The economy is better compared to most other Asian countries, so what is driving the rising national suicide rate is a relative mystery.