| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. not at all | 0 |
0%
|
| 2 | 2. basic communication | 105 |
3%
|
| 3 | 3. reasonably well | 1888 |
53.5%
|
| 4 | 4. excellent | 1537 |
43.5%
|
| Sysmiss | 1008 |