| Value | Category | Cases | |
|---|---|---|---|
| 0 | 769 |
55.1%
|
|
| 1 | 109 |
7.8%
|
|
| 2 | 3 |
0.2%
|
|
| 3 | 296 |
21.2%
|
|
| 4 | 219 |
15.7%
|
|
| Sysmiss | 174 |