| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
10.3%
|
|
| 2 | 29 |
74.4%
|
|
| 4 | 3 |
7.7%
|
|
| 6 | 2 |
5.1%
|
|
| 7 | 1 |
2.6%
|
|
| Sysmiss | 1080 |