| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
82.9%
|
|
| 1 | 1 |
2.4%
|
|
| 2 | 1 |
2.4%
|
|
| 3 | 1 |
2.4%
|
|
| 6 | 1 |
2.4%
|
|
| 7 | 3 |
7.3%
|
|
| Sysmiss | 1 |