| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 7 |
5.5%
|
| 2 | B | 2 |
1.6%
|
| 3 | C* | 105 |
82.7%
|
| 4 | D | 13 |
10.2%
|
| Sysmiss | 873 |