This fact is promising and the article in the Economist is worth reading (you don’t need a subscription to read it.)
Key quote for me:
Nonetheless, beyond America’s gloomy trend is a more optimistic story: that at a global level, suicide is down by 29% since 2000 (see article). As a result, 2.8m lives have been saved in that time—three times as many as have been killed in battle. There is no one reason. It is happening at different rates among different groups in different places. But the decline is particularly notable among three sets of people.