| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
1.9%
|
|
| 1 | 4 |
1.1%
|
|
| 2 | 32 |
8.8%
|
|
| 3 | 73 |
20.2%
|
|
| 4 | 246 |
68%
|
|
| Sysmiss | 4 |