| Value | Category | Cases | |
|---|---|---|---|
| 0 | 33 |
80.5%
|
|
| 1 | 3 |
7.3%
|
|
| 2 | 1 |
2.4%
|
|
| 4 | 2 |
4.9%
|
|
| 6 | 1 |
2.4%
|
|
| 12 | 1 |
2.4%
|
|
| Sysmiss | 1 |