| Value |
Category |
Cases |
|
| -9 |
Don't know (spontaneous) |
39 |
|
| 1 |
Never or do not compare |
332 |
|
| 2 |
Once a year or less frequent |
138 |
|
| 3 |
Two or three times a year |
44 |
|
| 4 |
Monthly or more often |
137 |
|
| Sysmiss |
|
4662 |
|
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.
