| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much more | 19 |
1.6%
|
| 2 | More | 119 |
9.9%
|
| 3 | Same | 800 |
66.7%
|
| 4 | Less | 134 |
11.2%
|
| 5 | Much less | 34 |
2.8%
|
| 7 | Not applicable | 2 |
0.2%
|
| 9 | Don't know | 92 |
7.7%
|
| 998 | Refused | 0 |
0%
|