| Value | Category | Cases | |
|---|---|---|---|
| 0 | 23 |
4.3%
|
|
| 1 | 346 |
64.7%
|
|
| 2 | 58 |
10.8%
|
|
| 3 | 108 |
20.2%
|
|
| Sysmiss | 8460 |