| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 78 |
6.5%
|
| 2 | Worse | 205 |
17.1%
|
| 3 | Same | 370 |
30.8%
|
| 4 | Better | 470 |
39.2%
|
| 5 | Much better | 74 |
6.2%
|
| 9 | Don't know | 3 |
0.3%
|
| 98 | Refused | 0 |
0%
|