| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | measured | 454 |
98.1%
|
| 3 | not present | 6 |
1.3%
|
| 4 | refused | 1 |
0.2%
|
| 6 | other | 2 |
0.4%
|
| Sysmiss | 5985 |