| Value | Category | Cases | |
|---|---|---|---|
| -3 | illegal missing | 0 |
0%
|
| -2 | dont know | 0 |
0%
|
| -1 | refuse | 1 |
9.1%
|
| 1 | Per year | 0 |
0%
|
| 2 | Per month | 5 |
45.5%
|
| 3 | For the whole amount | 5 |
45.5%
|
| Sysmiss | 1014 |