| Value |
Category |
| 1 |
Most of them |
| 2 |
About half of them |
| 3 |
Some of them |
| 4 |
None of them |
| 5 |
I 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.