| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 714 |
75.2%
|
| 2 | 2 | 45 |
4.7%
|
| 3 | 3 | 28 |
2.9%
|
| 4 | 4 | 19 |
2%
|
| Missing value | 144 |
15.2%
|