| Value | Category | Cases | |
|---|---|---|---|
| 0 | 23 |
4.8%
|
|
| 1 | 88 |
18.3%
|
|
| 2 | 238 |
49.6%
|
|
| 3 | 120 |
25%
|
|
| 4 | 11 |
2.3%
|
|
| Sysmiss | 1 |