| Value | Category | Cases | |
|---|---|---|---|
| 1 | 800 |
68.5%
|
|
| 3 | 226 |
19.3%
|
|
| 8 | 20 |
1.7%
|
|
| 9 | 122 |
10.4%
|
|
| Sysmiss | 4 |