| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
15.8%
|
|
| 1 | 3 |
5.3%
|
|
| 2 | 7 |
12.3%
|
|
| 3 | 2 |
3.5%
|
|
| 4 | 7 |
12.3%
|
|
| 5 | 10 |
17.5%
|
|
| 6 | 4 |
7%
|
|
| 7 | 11 |
19.3%
|
|
| 8 | 1 |
1.8%
|
|
| 10 | 1 |
1.8%
|
|
| 13 | 1 |
1.8%
|
|
| 20 | 1 |
1.8%
|
|
| Sysmiss | 1 |