| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 47 |
3.9%
|
| 2 | More | 91 |
7.6%
|
| 3 | Same | 431 |
35.9%
|
| 4 | Less | 428 |
35.7%
|
| 5 | Much less | 126 |
10.5%
|
| 7 | Not applicable | 10 |
0.8%
|
| 9 | Don't know | 67 |
5.6%
|
| 998 | Refused | 0 |
0%
|