| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.2%
|
| 1 | Much more | 56 |
4.3%
|
| 2 | More | 194 |
14.9%
|
| 3 | Same | 541 |
41.5%
|
| 4 | Less | 284 |
21.8%
|
| 5 | Much less | 56 |
4.3%
|
| 7 | Not applicable | 43 |
3.3%
|
| 9 | Don't know | 127 |
9.7%
|
| 998 | Refused | 0 |
0%
|