| Value | Category | Cases | |
|---|---|---|---|
| 0 | 29 |
1.6%
|
|
| 1 | 281 |
15.7%
|
|
| 2 | 99 |
5.5%
|
|
| 3 | 1385 |
77.2%
|
|
| Sysmiss | 8 |