| Value | Category | Cases | |
|---|---|---|---|
| 1 | informant: busy | 122 |
7.8%
|
| 2 | not available | 896 |
57.1%
|
| 3 | non-cooperative | 368 |
23.5%
|
| 4 | enterprise: found to be outside survey coverage at detailed | 48 |
3.1%
|
| 9 | others (specify) | 134 |
8.5%
|