Population structure

• Demographic

  Of or relating to some aspect of a population, for example its size, rate of change etc.
• Fertility rate

  The average number of children that are born to a woman over her lifetime

  • In England, it is 1.59 children per woman
  • In 2020 it was 1.54
• Natural increase

  The difference between the number of live births and deaths, generally calculated over a year

  • Births outpace deaths
  • Propped up by migration
  • In 2021, the UK's rate of natural increase was 0.04%