| Value | Category | Cases | |
|---|---|---|---|
| 1 | collected | 3799 |
99.6%
|
| 3 | not present | 4 |
0.1%
|
| 4 | refused | 9 |
0.2%
|
| 5 | other | 1 |
0%
|
| Sysmiss | 9136 |