| value | category | cases | |
|---|---|---|---|
| 0 | Measured | 29 |
87.9%
|
| 3 | Not present | 0 |
0%
|
| 4 | Refused | 2 |
6.1%
|
| 5 | 0 |
0%
|
|
| 6 | Other | 2 |
6.1%
|
| 9 | 4 | ||
| Sysmiss | 9060 |