Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
2.9%
|
0 | None | 29 |
82.9%
|
2 | 3 |
8.6%
|
|
7 | 1 |
2.9%
|
|
15 | 1 |
2.9%
|
|
Sysmiss | 329 |