| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 163 |
17.2%
|
| -8 | Refused | 7 |
0.7%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | More than | 276 |
29.1%
|
| 2 | About equal to | 193 |
20.4%
|
| 3 | Less than | 309 |
32.6%
|
| Sysmiss | 1767 |