| Value | Category | Cases | |
|---|---|---|---|
| 1 | 253 |
46.1%
|
|
| 2 | 156 |
28.4%
|
|
| 3 | 138 |
25.1%
|
|
| 9 | 2 |
0.4%
|
|
| Sysmiss | 308 |