| Value | Category | Cases | |
|---|---|---|---|
| 1 | 137 |
8.6%
|
|
| 2 | 380 |
23.8%
|
|
| 3 | 349 |
21.8%
|
|
| 4 | 17 |
1.1%
|
|
| Missing value | 716 |
44.8%
|