| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 223 |
9.4%
|
| 2 | Worse | 391 |
16.5%
|
| 3 | Same | 246 |
10.4%
|
| 4 | Better | 932 |
39.4%
|
| 5 | Much Better | 391 |
16.5%
|
| 9 | Don't know | 180 |
7.6%
|
| 998 | Refused | 0 |
0%
|