| Value | Category |
|---|---|
| -2 | Refusal to answer |
| -1 | Don't know |
| 1 | Address not found |
| 2 | Different Household at address |
| 3 | Not kept confidential |
| 4 | Worried of consequences |
| 5 | Family reasons |
| 6 | Too long |
| 8 | Household not found/absent |
| 9 | Refusal without explanation |
| 10 | Uninhabited dwelling |
| Sysmiss |