国家需要进行卫生统计，以便查明人们的死亡原因以及导致疾病或损伤的因素。
Countries need health statistics in order to identify why people die or what causes illness or injury.
根据劳工统计局（BLS）的报告，其中最常见的死亡原因是高空坠落。
The most common cause of death among them, according to the BLS, is falling.
看看中低收入国家(如中国)和中高收入国家(如阿根廷)的统计数据，你会发现这些国家和西方国家一样，导致人们死亡的原因是相同的(见表2)。
If you look at lower-middle income countries, such as China, or upper-middle income ones, like Argentina, you find that what kills people there is the same as in the West (see chart 2). Four-fifths.
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