| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | measured | 6155 |
98%
|
| 3 | not present | 64 |
1%
|
| 4 | refused | 51 |
0.8%
|
| 6 | other | 13 |
0.2%
|
| Sysmiss | 33246 |