| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 2 |
0.3%
|
| 0 | among the poorest third (relatively poor) | 325 |
43%
|
| 1 | among the middle third(average) | 355 |
47%
|
| 2 | among the richest third(relatively rich) | 74 |
9.8%
|