| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 156 |
6.6%
|
| 2 | More | 404 |
17.1%
|
| 3 | Same | 800 |
33.9%
|
| 4 | Less | 630 |
26.7%
|
| 5 | Much less | 296 |
12.5%
|
| 7 | Not applicable | 2 |
0.1%
|
| 9 | Don't know | 75 |
3.2%
|
| 998 | Refused | 0 |
0%
|