| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1357 |
61.7%
|
|
| 1 | 574 |
26.1%
|
|
| 2 | 145 |
6.6%
|
|
| 3 | 72 |
3.3%
|
|
| 8 | 53 |
2.4%
|
|
| Sysmiss | 49 |