| Value | Category | Cases | |
|---|---|---|---|
| 0 | Measured | 613 |
83.2%
|
| 3 | Not present | 105 |
14.2%
|
| 4 | Refused | 9 |
1.2%
|
| 6 | Other | 10 |
1.4%
|
| 9 | 45 | ||
| Sysmiss | 35648 |