| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Much Worse | 135 |
11.3%
|
| 2 | Worse | 444 |
37.1%
|
| 3 | Same | 225 |
18.8%
|
| 4 | Better | 303 |
25.3%
|
| 5 | Much Better | 23 |
1.9%
|
| 9 | Don't know | 66 |
5.5%
|
| 998 | Refused | 0 |
0%
|