| Value | Category | Cases | |
|---|---|---|---|
| 1 | 53 |
21.1%
|
|
| 2 | 179 |
71.3%
|
|
| 3 | 18 |
7.2%
|
|
| 4 | 1 |
0.4%
|
|
| Sysmiss | 44 |