| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1162 |
83.2%
|
|
| 1 | 43 |
3.1%
|
|
| 2 | 33 |
2.4%
|
|
| 3 | 44 |
3.2%
|
|
| 4 | 114 |
8.2%
|
|
| Sysmiss | 174 |