| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 139 |
12%
|
| 2 | Worse | 97 |
8.4%
|
| 3 | Same | 306 |
26.4%
|
| 4 | Better | 225 |
19.4%
|
| 5 | Much Better | 71 |
6.1%
|
| 9 | Don't know | 323 |
27.8%
|
| 998 | Refused | 0 |
0%
|