| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, cannot read | 120 |
31.6%
|
| 2 | Refused to answer | 2 |
0.5%
|
| 3 | Yes easily | 168 |
44.2%
|
| 4 | Yes, but with difficulty | 90 |
23.7%
|