| Value | Category | Cases | |
|---|---|---|---|
| 0 | 33 |
11.8%
|
|
| 1 | 49 |
17.6%
|
|
| 2 | 64 |
22.9%
|
|
| 3 | 58 |
20.8%
|
|
| 4 | 27 |
9.7%
|
|
| 5 | 19 |
6.8%
|
|
| 6 | 10 |
3.6%
|
|
| 7 | 19 |
6.8%
|
|
| Sysmiss | 382 |