| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 49 |
4.1%
|
| 2 | More | 187 |
15.5%
|
| 3 | Same | 388 |
32.1%
|
| 4 | Less | 360 |
29.8%
|
| 5 | Much less | 131 |
10.8%
|
| 7 | Not applicable | 52 |
4.3%
|
| 9 | Don't know | 41 |
3.4%
|
| 998 | Refused | 0 |
0%
|