Some facts about Social Security’s disability program:

. Disabled beneficiaries: 6.2 million.

. Average monthly benefit: $866.

. Dependents of disabled beneficiaries: 1.7 million.

. Almost three in 10 of today’s 20-year-olds will become disabled before age 67.

. About 72 percent of the private sector work force has no long-term disability insurance.

Source: Social Security Administration