| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
1.2%
|
|
| 2 | 48 |
13.9%
|
|
| 3 | 44 |
12.7%
|
|
| 4 | 23 |
6.6%
|
|
| 5 | 11 |
3.2%
|
|
| 7 | 4 |
1.2%
|
|
| Missing value | 212 |
61.3%
|