September 3, 2009
September 2, 2009, MediaPost — According to the USPS Household Diary Study, in 2008, U.S. households received 148.6 billion pieces of mail, and sent 21.3 billion. Mail sent or received by households constituted 81% of total domestic mail in FY 2008. 56% of the mail households received was sent Standard Mail. Only 4% of household mail, and about 3% of total mail, was sent between households; the rest was sent between households and non-households.