| Value | Category | Cases | |
|---|---|---|---|
| 0 | Measured | 7870 |
88.9%
|
| 3 | Not present | 456 |
5.2%
|
| 4 | Refused | 293 |
3.3%
|
| 5 | 0 |
0%
|
|
| 6 | Other | 233 |
2.6%
|