| value | category | cases | |
|---|---|---|---|
| 0 | Measured | 172 |
97.2%
|
| 3 | Not present | 0 |
0%
|
| 4 | Refused | 5 |
2.8%
|
| 5 | 0 |
0%
|
|
| 6 | Other | 0 |
0%
|
| 9 | 6 | ||
| Sysmiss | 8914 |