| Value | Category | Cases | |
|---|---|---|---|
| 0 | 140 |
6.5%
|
|
| 1 | 158 |
7.3%
|
|
| 2 | 434 |
20.2%
|
|
| 3 | 274 |
12.7%
|
|
| 4 | 526 |
24.4%
|
|
| 5 | 621 |
28.8%
|
|
| Sysmiss | 10 |