| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2.2%
|
|
| 1 | 2 |
4.3%
|
|
| 2 | 8 |
17.4%
|
|
| 3 | 3 |
6.5%
|
|
| 4 | 6 |
13%
|
|
| 5 | 10 |
21.7%
|
|
| 6 | 3 |
6.5%
|
|
| 7 | 10 |
21.7%
|
|
| 10 | 1 |
2.2%
|
|
| 13 | 1 |
2.2%
|
|
| 20 | 1 |
2.2%
|
|
| Sysmiss | 12 |