Birth rate: the number of births per 100 people in a year.
Death rate: the number of deaths per 100 people in a year.
Natural increase: the number of extra birth (BR-DR) usually given as a percentage.
Life expectancy: the number of years an individual is expected to live as determined by statistics.
Infant mortality rate: the annual number of deaths of infants less than one year old per 1000 live births.
Dependant: a person who relies on another, normally a family member, for…