Suicides have surpassed traffic fatalities as a cause of accidental death in the U.S. While some of this is due to falling traffic fatalities, the prime driver is the steady climb of suicide since 2000. [http://www.governing.com/topics/health-human-services/gov-suicide-deaths-spike-in-rural-western-states.html html]
At 12.7 deaths per 100,000, the rate has surpassed its previous 30-year high in 1986 of 12.5 deaths per 100,000.[https://www.afsp.org/understanding-suicide/facts-and-figures html]
Half of all suicide deaths are by firearm. [http://www.cdc.gov/nchs/fastats/suicide.htm html]
Suicides in the United Kingdom follow different patterns, and have not shown an increase.
Sweden is pretty average, despite claims its “godlessness” leads to suicide. See Swedish Suicide Myth
See also College Suicides Down Slightly