| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5 |
2.6%
|
|
| 2 | 17 |
8.8%
|
|
| 3 | 15 |
7.7%
|
|
| 4 | 1 |
0.5%
|
|
| 5 | 14 |
7.2%
|
|
| 6 | 142 |
73.2%
|
|
| Sysmiss | 21 |