DEMOGRAPHIC
demographic
(adjective) of or relating to demography; “demographic surveys”
demographic
(noun) a statistic characterizing human populations (or segments of human populations broken down by age or sex or income etc.)
Source: WordNet® 3.1
Etymology
Adjective
demographic (comparative more demographic, superlative most demographic)
Of or pertaining to demography.
Noun
demographic (plural demographics)
(chiefly, in plural) A demographic criterion: a characteristic used to classify people for statistical purposes, such as age, race, or gender.
A demographic group: a collection of people sharing a value for a certain demographic criterion.
Synonym: demo (informal)
An individual person's characteristic, encoded for the purposes of statistical analysis.
Source: Wiktionary