| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused | 1 |
0%
|
| -96 | Other | 1 |
0%
|
| 1 | Measured | 2753 |
99.7%
|
| 2 | Absent | 7 |
0.3%
|
| a | Not applicable | 0 | |
| b | Don't know | 0 | |
| c | Refused to respond | 0 |