| Value | Category | Cases | |
|---|---|---|---|
| 0 | 138 |
6.1%
|
|
| 1 | 557 |
24.8%
|
|
| 2 | 863 |
38.4%
|
|
| 3 | 303 |
13.5%
|
|
| 4 | 269 |
12%
|
|
| 5 | 116 |
5.2%
|
|
| Sysmiss | 4 |