| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don’t know | 83 |
10.2%
|
| -8 | Refused | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Less | 115 |
14.1%
|
| 2 | The same | 348 |
42.6%
|
| 3 | More | 270 |
33.1%
|
| Sysmiss | 183 |