| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
14.9%
|
|
| 1 | 33 |
70.2%
|
|
| 2 | 2 |
4.3%
|
|
| 3 | 4 |
8.5%
|
|
| 5 | 1 |
2.1%
|
|
| Sysmiss | 263 |