| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 0 |
0%
|
| 2 | No | 1 |
0.3%
|
| 5 | Missing | 0 |
0%
|
| 7 | Refusal | 0 |
0%
|
| 8 | DNK | 0 |
0%
|
| 9 | NA | 385 |
99.7%
|