| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
65.1%
|
|
| 1 | 1 |
2.3%
|
|
| 2 | 7 |
16.3%
|
|
| 4 | 4 |
9.3%
|
|
| 5 | 2 |
4.7%
|
|
| 6 | 1 |
2.3%
|
|
| Sysmiss | 26 |