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Weighted mean share of energy from food away from home (FAFH), by birth year cohort (
, 1951–60; 
, 1961–70; 
, 1971–80; 
, 1981–90) and survey round: US adults participating in the 2005–2014 National Health and Nutrition Examination Survey (NHANES). Birth year was estimated by subtracting the individual’s reported age from the first year of the survey round
