| Value | Category | Cases | |
|---|---|---|---|
| 0 | 132 |
5.9%
|
|
| 1 | 487 |
21.7%
|
|
| 2 | 927 |
41.3%
|
|
| 3 | 228 |
10.1%
|
|
| 4 | 363 |
16.2%
|
|
| 5 | 110 |
4.9%
|
|
| Sysmiss | 3 |