| Value | Category | Cases | |
|---|---|---|---|
| 0 | measured | 387 |
92.6%
|
| 3 | not present | 17 |
4.1%
|
| 4 | refused | 14 |
3.3%
|
| 6 | other | 0 |
0%
|
| Sysmiss | 6063 |