| Value | Category | Cases | |
|---|---|---|---|
| 2 | 2 |
8.7%
|
|
| 7 | 19 |
82.6%
|
|
| 8 | 1 |
4.3%
|
|
| 9 | 1 |
4.3%
|
|
| Sysmiss | 2357 |