| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
11.3%
|
|
| 2 | 41 |
77.4%
|
|
| 5 | 1 |
1.9%
|
|
| 9 | 1 |
1.9%
|
|
| 15 | 4 |
7.5%
|
|
| Sysmiss | 214 |