| Value | Category | Cases | |
|---|---|---|---|
| 0 | 540 |
68.4%
|
|
| 1 | 173 |
21.9%
|
|
| 2 | 72 |
9.1%
|
|
| 3 | 4 |
0.5%
|
|
| Sysmiss | 15 |