| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
12.2%
|
|
| 1 | 29 |
39.2%
|
|
| 2 | 16 |
21.6%
|
|
| 3 | 6 |
8.1%
|
|
| 4 | 5 |
6.8%
|
|
| 5 | 4 |
5.4%
|
|
| 8 | 3 |
4.1%
|
|
| 20 | 1 |
1.4%
|
|
| 22 | 1 |
1.4%
|
|
| Sysmiss | 172 |