求翻译：据世界卫生组织公布，50年代以来，自杀在许多国家明显增加，特别是70年代以来更为严重。在西方发达国家，自杀已经成为日益严重的流行病。美国的自杀难以抑制，每年约有200万人企图自杀，约2.5万人自杀死亡。在15-24岁的年龄组中，死亡的原因第一是意外事故，第二是凶杀，第三是自杀。是什么意思？

According to the World Health Organization, since 1950, suicide was significantly increased in many countries, especially the more serious since the 1970s. In Western countries, suicide has become a growing epidemic. The United States, suicide is difficult to suppress, about 200 million people attem

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According to the World Health Organization announces, since the 50's, have committed suicide in many national obvious increase, the 70's have been since specially more serious.In the Western developed country, the suicide already became day by day the serious epidemic disease.US's suicide suppresses

According to the World Health Organization announced that since the 50 's, committed suicide in many countries increased significantly, particularly since the 70 's is even more serious. In Western developed countries, has become an increasingly serious epidemic of suicide. United States suicide har

Announce, since the fifties, commits suicide and obviously increases in a lot of countries according to World Health Organization, especially more serious since the seventies. In the western developed country, committing suicide has already become the serious epidemic disease day by day. The suicide