| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 78 |
6.5%
|
| 2 | More | 116 |
9.7%
|
| 3 | Same | 540 |
45.1%
|
| 4 | Less | 281 |
23.5%
|
| 5 | Much less | 103 |
8.6%
|
| 7 | Not applicable | 0 |
0%
|
| 9 | Don't know | 80 |
6.7%
|
| 998 | Refused | 0 |
0%
|