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Number of divorce cases is the number of cases which have been
addressed for couples to get divorce by the Court of first instance under the
Law on Marriage and Family.

To ensure statistical analysis meaning, this indicator is calculated through
the divorce proportion.

Formula:

Proportion of The number of divorce cases
= × 1000
divorce (‰) Average population

Average age of divorce: The population’s average age of divorce is the
arithmetic mean age of all individuals whose divorce events occurred during the
reporting period.
Formula:

Average age Total age of divorced persons
of divorce = Total number of divorced persons

The rate of under-5 children registered with birth certificate

Under-5 children registered with birth certificate are the number of
children under-5 years old counted at their date of birth certificated and granted
with birth certificate in accordance with the Law on Civil Status.

The rate of under-5 children registered with birth certificate is the
percentage of the number of under-5 children registered with birth certificate to
the total number of under-5 children in the reporting period.

Formula:

Number of under-5 children
The rate of under-5 children registered with birth certificate
registered with birth certificate = × 100
(%) Number of under-5 children

Number of deaths registered with death certificate: The number of
deaths registered with death certificate is the number of deaths registered with
death certificate in the reference period. The number of deaths registered with

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