| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | measured | 10140 |
92.3%
|
| 3 | not present/other | 144 |
1.3%
|
| 4 | refused | 660 |
6%
|
| 6 | other | 42 |
0.4%
|
| Sysmiss | 62810 |