| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 1800 |
26.8%
|
| 2 | Yes, with difficulties | 2084 |
31.1%
|
| 3 | Yes, mostly | 2548 |
38%
|
| 4 | Yes, fluently | 273 |
4.1%
|
| 11 | .A | 3 | |
| Sysmiss | 380 |