| Value | Category | Cases | |
|---|---|---|---|
| 0 | 138 |
6.2%
|
|
| 1 | 297 |
13.4%
|
|
| 2 | 879 |
39.5%
|
|
| 3 | 304 |
13.7%
|
|
| 4 | 428 |
19.2%
|
|
| 5 | 178 |
8%
|
|
| Sysmiss | 5 |