| Value | Category | Cases | |
|---|---|---|---|
| 0 | 122 |
59.2%
|
|
| 1 | 16 |
7.8%
|
|
| 2 | 6 |
2.9%
|
|
| 6 | 19 |
9.2%
|
|
| 7 | 43 |
20.9%
|
|
| Sysmiss | 3 |