| Value |
Category |
| 1 |
Native fluency (mother tongue) |
| 2 |
Fluent |
| 3 |
Very good |
| 4 |
Good |
| 5 |
Functional |
| 6 |
Minimal |
| 7 |
Not able to |
| 9 |
Don't know |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.