| Value | Category | Cases | |
|---|---|---|---|
| 1 | Unable to read and write | 4371 |
29.1%
|
| 2 | Able to read only | 433 |
2.9%
|
| 4 | Able to read and write | 10204 |
67.9%
|
| 5 | Uses braille | 12 |
0.1%
|
| Sysmiss | 30 |