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In page Demography:

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  • The age-specific fertility rates, the annual number of live births per 1,000 women in particular age groups (usually age 15–19, 20–24, etc.)[citation needed]
  • The crude death rate, the annual number of deaths per 1,000 people.[citation needed]
  • The infant mortality rate, the annual number of deaths of children less than 1 year old per 1,000 live births.[citation needed]