| Value | Category | Cases | |
|---|---|---|---|
| 1 | 19 |
11.7%
|
|
| 3 | 133 |
82.1%
|
|
| 8 | 8 |
4.9%
|
|
| 9 | 2 |
1.2%
|
|
| Sysmiss | 148 |