| Value | Category | Cases | |
|---|---|---|---|
| 0 | Measured | 3948 |
96.8%
|
| 3 | Not present | 52 |
1.3%
|
| 4 | Refused | 51 |
1.3%
|
| 5 | 0 |
0%
|
|
| 6 | Other | 29 |
0.7%
|
| 9 | 31 | ||
| Sysmiss | 4946 |