| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 6466 |
97.7%
|
| 2 | 2 or more | 154 |
2.3%
|
| a | Don't know | 0 | |
| b | Refused to answer | 0 | |
| c | Outlier set to missing | 0 | |
| d | Dropped during anonymization (available on request) | 0 | |
| e | Skipped in error | 0 | |
| z | Not applicable | 0 |