| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 341 |
30.9%
|
| 2 | 2 | 220 |
19.9%
|
| 3 | 3 | 356 |
32.3%
|
| 4 | 4 | 36 |
3.3%
|
| Missing value | 150 |
13.6%
|