| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 1504 |
46.6%
|
| -8 | Refused | 135 |
4.2%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 12 |
0.4%
|
| 1 | More than | 416 |
12.9%
|
| 2 | About equal to | 338 |
10.5%
|
| 3 | Less than | 825 |
25.5%
|
| Sysmiss | 10489 |