| Value | Category | Cases | |
|---|---|---|---|
| 1 | Unable to read and write | 4923 |
36%
|
| 2 | Able to read only | 292 |
2.1%
|
| 3 | Able to write only | 462 |
3.4%
|
| 4 | Able to read and write | 8010 |
58.5%
|
| Sysmiss | 80 |