| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, cannot read | 425 |
43.3%
|
| 2 | Yes, easily | 420 |
42.8%
|
| 3 | Yes, but with difficulty | 129 |
13.1%
|
| 4 | Refused to answer | 7 |
0.7%
|