| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
6.7%
|
|
| 1 | yes | 0 |
0%
|
| 2 | no | 2 |
13.3%
|
| 12 | 1 |
6.7%
|
|
| 15 | 1 |
6.7%
|
|
| 16 | 1 |
6.7%
|
|
| 77 | 9 |
60%
|
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 4394 |