| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2841 |
18%
|
| 2 | no | 12980 |
82%
|
| 8 | not applicable | 0 |
0%
|
| 9 | unspecified | 0 |
0%
|
| Sysmiss | 19212 |