| Value | Category | Cases | |
|---|---|---|---|
| 1 | 9 |
3.1%
|
|
| 2 | 40 |
13.9%
|
|
| 3 | 116 |
40.4%
|
|
| 4 | 122 |
42.5%
|
|
| Sysmiss | 8 |