| Value | Category | Cases | |
|---|---|---|---|
| -99 | don't know | 2 |
0.1%
|
| -66 | refuse to answer | 0 |
0%
|
| 1 | LD2,000 in six months | 894 |
64.8%
|
| 2 | LD3,000 in seven months | 483 |
35%
|