| Value | Category | Cases | |
|---|---|---|---|
| 0 | 349 |
79.1%
|
|
| 1 | 68 |
15.4%
|
|
| 2 | 21 |
4.8%
|
|
| 3 | 3 |
0.7%
|
|
| Sysmiss | 96 |