| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 291 |
75.6%
|
| 2 | 2 | 25 |
6.5%
|
| 8 | 3 | 67 |
17.4%
|
| 9 | 4 | 2 |
0.5%
|
| Sysmiss | 5 | 0 | |
| Sysmiss | 6 | 0 | |
| Sysmiss | 7 | 0 | |
| Sysmiss | 8 | 0 | |
| Sysmiss | 15 |