| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Much worse | 291 |
12.2%
|
| 1 | Somewhat worse | 231 |
9.7%
|
| 2 | Same / Neither better nor worse | 377 |
15.8%
|
| 3 | Somewhat better | 421 |
17.6%
|
| 4 | Much better | 415 |
17.3%
|
| 8 | Refused | 106 |
4.4%
|
| 9 | Don’t know | 551 |
23%
|