| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | measured | 5575 |
99.4%
|
| 3 | not present | 9 |
0.2%
|
| 4 | refused | 17 |
0.3%
|
| 6 | other | 10 |
0.2%
|
| Sysmiss | 31061 |