| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 143 |
11.9%
|
| 2 | More | 106 |
8.8%
|
| 3 | Same | 676 |
56.3%
|
| 4 | Less | 156 |
13%
|
| 5 | Much less | 64 |
5.3%
|
| 7 | Not applicable | 19 |
1.6%
|
| 9 | Don't know | 36 |
3%
|
| 998 | Refused | 0 |
0%
|