| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 53 |
8.3%
|
| 2 | 2 | 29 |
4.5%
|
| 3 | 3 | 73 |
11.4%
|
| 4 | 4 | 14 |
2.2%
|
| Missing value | 471 |
73.6%
|