| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 157 |
13.1%
|
| 2 | Worse | 392 |
32.7%
|
| 3 | Same | 450 |
37.5%
|
| 4 | Better | 182 |
15.2%
|
| 5 | Much better | 18 |
1.5%
|
| 9 | Don't know | 1 |
0.1%
|
| 98 | Refused | 0 |
0%
|