| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 |
47.8%
|
|
| 2 | 9 |
39.1%
|
|
| 4 | 1 |
4.3%
|
|
| 5 | 1 |
4.3%
|
|
| 6 | 1 |
4.3%
|
|
| Sysmiss | 2011 |