| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 29 |
7.5%
|
| 2 | No | 39 |
10.1%
|
| 5 | Missing | 1 |
0.3%
|
| 7 | Refusal | 0 |
0%
|
| 8 | DNK | 0 |
0%
|
| 9 | NA | 317 |
82.1%
|