| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
2.7%
|
|
| 1 | 176 |
29.4%
|
|
| 2 | 72 |
12%
|
|
| 3 | 67 |
11.2%
|
|
| 4 | 188 |
31.4%
|
|
| 5 | 80 |
13.4%
|
|
| Sysmiss | 1 |