| Value | Category | Cases | |
|---|---|---|---|
| 0 | 216 |
9.6%
|
|
| 1 | 378 |
16.8%
|
|
| 2 | 793 |
35.3%
|
|
| 3 | 280 |
12.5%
|
|
| 4 | 420 |
18.7%
|
|
| 5 | 160 |
7.1%
|
|
| Sysmiss | 3 |