Age of main breadwinner;Average size of household;Total Total;Households;14,865,707 Total;Persons;43,106,664 Total;Average size of the household;2.90 Up to 25 years old;Households;118,977 Up to 25 years old;Persons;305,904 Up to 25 years old;Average size of the household;2.57 Between 26 and 35 years old;Households;1,432,510 Between 26 and 35 years old;Persons;4,039,481 Between 26 and 35 years old;Average size of the household;2.82 Between 36 and 45 years old;Households;3,232,976 Between 36 and 45 years old;Persons;11,142,791 Between 36 and 45 years old;Average size of the household;3.45 Between 46 and 55 years old;Households;3,227,935 Between 46 and 55 years old;Persons;11,373,189 Between 46 and 55 years old;Average size of the household;3.52 Between 56 and 60 years old;Households;1,448,621 Between 56 and 60 years old;Persons;4,285,547 Between 56 and 60 years old;Average size of the household;2.96 Between 61 and 65 years old;Households;1,315,515 Between 61 and 65 years old;Persons;3,499,635 Between 61 and 65 years old;Average size of the household;2.66 66 years old and over;Households;4,089,172 66 years old and over;Persons;8,460,117 66 years old and over;Average size of the household;2.07