| Value | Category | Cases | |
|---|---|---|---|
| 1 | measured | 6200 |
82.7%
|
| 2 | not present | 91 |
1.2%
|
| 3 | refused | 5 |
0.1%
|
| 6 | other | 75 |
1%
|
| 9 | missing | 871 |
11.6%
|
| Sysmiss | 257 |
3.4%
|