| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
1.5%
|
|
| 1 | 21 |
31.3%
|
|
| 2 | 1 |
1.5%
|
|
| 4 | 1 |
1.5%
|
|
| 5 | 12 |
17.9%
|
|
| 7 | 31 |
46.3%
|
|
| Sysmiss | 1884 |