Births, marriages, divorces, and deaths for 1997.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001723:Birth Rate; D002648:Child; D002675:Child, Preschool; D004243:Divorce / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008393:Marriage / Q000706:statistics & numerical data*; D008875:Middle Aged; D009026:Mortality; D014481:United States