| Value | Category | Cases | |
|---|---|---|---|
| 0 | 637 |
41.9%
|
|
| 2 | 7 |
0.5%
|
|
| 4 | 2 |
0.1%
|
|
| 5 | 211 |
13.9%
|
|
| 6 | 294 |
19.4%
|
|
| 7 | 367 |
24.2%
|
|
| 12 | 1 |
0.1%
|
|
| Sysmiss | 74 |