| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 215 |
8.9%
|
| 2 | Worse | 320 |
13.3%
|
| 3 | Same | 294 |
12.2%
|
| 4 | Better | 1161 |
48.2%
|
| 5 | Much better | 342 |
14.2%
|
| 9 | Don't Know | 75 |
3.1%
|
| 998 | refused | 0 |
0%
|