There is a disproportionately high suicide rate among prisoners facing very long sentences.

特长刑期的犯人中自杀率高得不成比例。

《柯林斯英汉双解大词典》

And for people twenty to twenty-nine the suicide rate was nearly unchanged.

对于20岁至29岁的人群来说，这个比率几乎没有变化。

youdao

The creation of a "mass society" is often accompanied by adjustment difficulties, and the national suicide rate—14 per 100, 000—is high by international standards.

一个“大众化社会”的出现往往伴随着困难的调整，和按国际标准万分之1.4的国家自杀率。

youdao

One chief said the suicide rate for young Native American men in his state was twelve times the national average.

VOA: special.2009.11.13

It has about 102,000 employees and it says its suicide rate is about average for a company its size.

VOA: standard.2010.04.11

But a 2005 study by the World Health Organization also found France has a higher suicide rate than any other western nation.

VOA: standard.2010.04.11

GPs were given special training in diagnosing depression, the suicide rate dropped by two-thirds.

ECONOMIST: Suicide

And of course there are other factors that could contribute to a rising suicide rate.

FORBES: Suicide and Financial Crisis: How Real Is the Risk?

Among the elderly, men over 85 have a suicide rate 1300% higher than their female peers.

FORBES: The Need to Create a White House Council on Boys to Men