| Value | Category | Cases | |
|---|---|---|---|
| 1 | 321 |
17.6%
|
|
| 3 | 154 |
8.5%
|
|
| 6 | 1337 |
73.4%
|
|
| 9 | 9 |
0.5%
|
|
| Sysmiss | 11 |