| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 11 |
0.9%
|
| 2 | Worse | 82 |
6.8%
|
| 3 | Same | 75 |
6.3%
|
| 4 | Better | 723 |
60.3%
|
| 5 | Much Better | 199 |
16.6%
|
| 9 | Don't know | 110 |
9.2%
|
| 998 | Refused | 0 |
0%
|