| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
39.3%
|
|
| 1 | 6 |
21.4%
|
|
| 2 | 3 |
10.7%
|
|
| 3 | 2 |
7.1%
|
|
| 4 | 1 |
3.6%
|
|
| 5 | 2 |
7.1%
|
|
| 7 | 1 |
3.6%
|
|
| 18 | 1 |
3.6%
|
|
| 30 | 1 |
3.6%
|
|
| Sysmiss | 1283 |