| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 157 |
13.1%
|
| 2 | More | 153 |
12.8%
|
| 3 | Same | 428 |
35.7%
|
| 4 | Less | 283 |
23.6%
|
| 5 | Much less | 125 |
10.4%
|
| 7 | Not applicable | 0 |
0%
|
| 9 | Don't know | 54 |
4.5%
|
| 998 | Refused | 0 |
0%
|