| Value | Category | Cases | |
|---|---|---|---|
| 0 | 196 |
41.6%
|
|
| 1 | 87 |
18.5%
|
|
| 2 | 157 |
33.3%
|
|
| 3 | 31 |
6.6%
|
|
| Sysmiss | 135 |