| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.8%
|
|
| 2 | 39 |
31.7%
|
|
| 3 | 15 |
12.2%
|
|
| 4 | 30 |
24.4%
|
|
| 5 | 33 |
26.8%
|
|
| 6 | 5 |
4.1%
|
|
| Sysmiss | 144 |