| Value | Category | Cases | |
|---|---|---|---|
| 0 | 174 |
4.4%
|
|
| 1 | 237 |
6%
|
|
| 2 | 466 |
11.8%
|
|
| 3 | 3078 |
77.8%
|
|
| Sysmiss | 8 |