| Value | Category | Cases | |
|---|---|---|---|
| 0 | 202 |
33.2%
|
|
| 1 | 137 |
22.5%
|
|
| 2 | 166 |
27.3%
|
|
| 3 | 103 |
16.9%
|
|
| Sysmiss | 1342 |