Data on age structure, sex-ratio by age, and share of deaths by age.

For each item it is shown the median followed by first and third quartiles (calculated over the 211 countries considered in the study).针对每个数据项，均先展示其中位数，随后给出第一四分位数与第三四分位数，上述统计量基于本研究纳入的211个国家计算得到。