| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
9.6%
|
|
| 1 | 29 |
17.4%
|
|
| 2 | 61 |
36.5%
|
|
| 3 | 28 |
16.8%
|
|
| 4 | 12 |
7.2%
|
|
| 5 | 10 |
6%
|
|
| 6 | 7 |
4.2%
|
|
| 7 | 4 |
2.4%
|
|
| Sysmiss | 337 |