| Value | Category | Cases | |
|---|---|---|---|
| 0 | 249 |
11.6%
|
|
| 1 | 303 |
14.1%
|
|
| 2 | 640 |
29.7%
|
|
| 3 | 402 |
18.7%
|
|
| 4 | 379 |
17.6%
|
|
| 5 | 182 |
8.4%
|
|
| Sysmiss | 8 |