| Value | Category | Cases | |
|---|---|---|---|
| 0 | 216 |
37.8%
|
|
| 1 | 272 |
47.6%
|
|
| 2 | 74 |
12.9%
|
|
| 3 | 8 |
1.4%
|
|
| 4 | 2 |
0.3%
|
|
| Sysmiss | 582 |