| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 455 |
19%
|
| 2 | Worse | 292 |
12.2%
|
| 3 | Same | 427 |
17.8%
|
| 4 | Better | 544 |
22.7%
|
| 5 | Much better | 202 |
8.4%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don’t know | 478 |
19.9%
|