| Value | Category | Cases | |
|---|---|---|---|
| 0 | 256 |
11.5%
|
|
| 1 | 70 |
3.2%
|
|
| 2 | 85 |
3.8%
|
|
| 3 | 258 |
11.6%
|
|
| 4 | 368 |
16.6%
|
|
| 5 | 1185 |
53.3%
|
|
| Sysmiss | 7 |