| Value | Category | Cases | |
|---|---|---|---|
| 1 | 509 |
82.5%
|
|
| 3 | 86 |
13.9%
|
|
| 8 | 20 |
3.2%
|
|
| 9 | 2 |
0.3%
|
|
| Sysmiss | 1 |