| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4284 |
33.3%
|
|
| 1 | 3134 |
24.4%
|
|
| 2 | 2623 |
20.4%
|
|
| 3 | 2814 |
21.9%
|
|
| 5 | 1 |
0%
|
|
| 9 | 1 |
0%
|
|
| Sysmiss | 2256 |