quickstats: average daily intake of kilocalories, by sex and age group, for adults aged >=20 years national health and nutrition examination survey, united states, 2007 2008* /

During 2007--2008,on average, men consumed 2504 kilocalories daily, or women consumed 1771 kilocalories daily. Men had a significantly higher intake of kilocalories than women in each of the three age groups: 20--39 years,40--59 years, and >=60 years. Men aged >=60 years consumed fewer kilocalories than younger men, or women aged >=60 years consumed fewer kilocalories than younger women.

Source: cdc.gov