| Value | Category | Cases | |
|---|---|---|---|
| 1 | 277 |
93.3%
|
|
| 2 | 16 |
5.4%
|
|
| 3 | 3 |
1%
|
|
| 4 | 1 |
0.3%
|
|
| Sysmiss | 3 |