| Value | Category | Cases | |
|---|---|---|---|
| 0 | 65 |
6.8%
|
|
| 1 | 82 |
8.5%
|
|
| 2 | 273 |
28.4%
|
|
| 3 | 297 |
30.9%
|
|
| 4 | 190 |
19.8%
|
|
| 5 | 41 |
4.3%
|
|
| 6 | 14 |
1.5%
|
|
| Sysmiss | 1288 |