Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
2.2%
|
1 | Never/do not compare | 4 |
8.7%
|
2 | Once a year or less frequent | 12 |
26.1%
|
3 | Two or three times a year | 13 |
28.3%
|
4 | Monthly or more often | 16 |
34.8%
|
Sysmiss | 74 |