DEMOGRAPHY

[noun] [U] - the study of changes in the number of births, marriages, deaths, etc. in a particular area during a period of timehistorical demographyThe demography of an area is the number and characteristics of the people, in relation to their age, sex, whether they are married or not, etc., who live in the area.The increase in the number of young people leaving to work in the cities has had a dramatic impact on the demography of the villages.