| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1160 |
27.1%
|
|
| 1 | 2592 |
60.6%
|
|
| 2 | 508 |
11.9%
|
|
| 3 | 19 |
0.4%
|
|
| 4 | 1 |
0%
|
|
| Sysmiss | 4952 |