Social Security provided at least half the income for 65 percent of the aged beneficiaries in 2010

Social Security benefits were awarded to about 5.6 million people in 2011

Women accounted for 56 percent of adult Social Security beneficiaries in 2011

The average age of disabled-worker beneficiaries was 53.0 in 2011

Eighty-five percent of SSI recipients received payments because of disability or blindness in 2011