| Value | Category | Cases | |
|---|---|---|---|
| 0 | cannot read at all | 2477 |
44.6%
|
| 1 | able to read only parts of sentence | 842 |
15.1%
|
| 2 | able to read whole sentence | 2235 |
40.2%
|
| 3 | no card with required language | 4 |
0.1%
|
| 4 | blind/visually impaired | 2 |
0%
|