| Value |
Category |
Cases |
|
| -9 |
Don't know (spontaneous) |
0 |
|
| 1 |
Very much difficult |
13 |
|
| 2 |
Moderately difficult |
33 |
|
| 3 |
Somewhat difficult |
44 |
|
| 4 |
Not difficult at all |
11 |
|
| Sysmiss |
|
522 |
|
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.
