5 out of every 100.
The number of 5- to 15-year-olds that have a mental disability

3 out of every 100.
The number of 16- to 64-year-olds that have a sensory disability

More than 400,000.
The number of people living with Down syndrome in the U.S.

1 percent.
The prevalence of autism relative to births.

27.
The percent of Americans with a mental disability that are living below the poverty line.