In absolute figures (estimate): 1  4,968,429 young people under 15 years old ( 2,534,785 males / 2,433,645 females) 2  10,495,608 persons between 15 and 64 years old ( 5,175,172 males / 5,320,437 females) 3  1,062,137 persons above 64 years old ( 510,328 males / 551,644 females)
Median income for a one-person household is $27,237 while typical income for a two-person household is $58,121. Median income rises as household size increases, peaking at 4-person households with a median income of $75,343.
One is GDP per capita. This takes the total economic output (Gross Domestic Product) of a country and divides it by the number of people. In the U.S, it's around $48,000 a year. Another is median household income. This tells you the income for an average household, which is around 2.2 people per household.It's normally higher than income per capita. The median is the point where 50% of all households are above, and 50% are below. In the U.S., that's usually around $50,000 a year.nother is median household income. This tells you the income for an average household, which is around 2.2 people per household. It's normally higher than income per capita. The median is the point where 50% of all households are above, and 50% are below. In the U.S., that's usually around $50,000 a year.