| Value | Category | Cases | |
|---|---|---|---|
| 1 | 37 |
9.7%
|
|
| 2 | 2 |
0.5%
|
|
| 3 | 1 |
0.3%
|
|
| 4 | 2 |
0.5%
|
|
| 5 | 11 |
2.9%
|
|
| n/a | 324 |
85%
|
|
| no answer | 4 |
1%
|