title: Canada's population gains since 1961.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001723:Birth Rate; D002170:Canada; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011158:Population Growth; D012737:Sex Factors