| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Cannot read at all | 1435 |
8.3%
|
| 2 | 2. Can only read partially | 545 |
3.1%
|
| 3 | 3. Can read well | 15167 |
87.6%
|
| 4 | 4. Have sight problem/blind/cannot speak | 164 |
0.9%
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 13 |