| Value | Category | Cases | |
|---|---|---|---|
| 1 | Measured | 1326 |
80.7%
|
| 2 | Not present | 262 |
15.9%
|
| 3 | Refused | 35 |
2.1%
|
| 96 | Other (specify) | 21 |
1.3%
|
| Sysmiss | 6 |