| Value |
Category |
| 1 |
With great difficulty |
| 2 |
With difficulty |
| 3 |
With some difficulty |
| 4 |
Generally well |
| 5 |
Well |
| 6 |
Very well |
| 9 |
N/A |
| 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.