| Value | Category | Cases | |
|---|---|---|---|
| 0 | Measured | 33032 |
97%
|
| 3 | Not present | 568 |
1.7%
|
| 4 | Refused | 274 |
0.8%
|
| 6 | Other | 172 |
0.5%
|
| 9 | Missing | 973 | |
| Sysmiss | 121813 |