| Value | Category | Cases | |
|---|---|---|---|
| 1 | 348 |
15.7%
|
|
| 2 | 156 |
7%
|
|
| 3 | 20 |
0.9%
|
|
| 4 | 1696 |
76.4%
|
|
| Sysmiss | 8 |