| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 13 |
1%
|
| 2 | Worse | 52 |
4.1%
|
| 3 | Same | 224 |
17.5%
|
| 4 | Better | 699 |
54.7%
|
| 5 | Much Better | 268 |
21%
|
| 9 | Don't know | 22 |
1.7%
|
| 998 | Refused | 0 |
0%
|