| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 48 |
4%
|
| 2 | Worse | 190 |
16%
|
| 3 | Same | 349 |
29.3%
|
| 4 | Better | 405 |
34%
|
| 5 | Much better | 195 |
16.4%
|
| 9 | Don't know | 3 |
0.3%
|
| 998 | Refused | 0 |
0%
|