Life expectancy hit new high in 2000.
D000368:Aged; D002423:Cause of Death / Q000639:trends; D005260:Female; D006801:Humans; D007226:Infant Mortality / Q000639:trends; D007231:Infant, Newborn; D008017:Life Expectancy / Q000639:trends*; D008297:Male; D009026:Mortality / Q000639:trends*; D014481:United States / Q000453:epidemiology