Table 2: Disability of U. S. Students Age 6 through 21⁸(1992-93)

Specific Learning Disabilities

2,369,385

51

Speech or language impairments

1,000,154

22

Mental retardation

533,715

12

Serious Emotional Disturbance

402,668

9

Multiple Disabilities

103,215

2

Hearing Impairments

60,896

1

Orthopedic Impairments

522,921

1

Other health impairments

66,054

1

Visual impairments

23,811

<1

Autism

15,527

<1

Deaf-blindness

1,425

<1

Traumatic Brain Injury

3,903

<1

Total

5,103,674

100