| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
15.4%
|
|
| N/A | 3 |
23.1%
|
|
| N/a | 2 |
15.4%
|
|
| No answer | 2 |
15.4%
|
|
| None | 4 |
30.8%
|