| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.1%
|
| 1 | Much Worse | 73 |
3%
|
| 2 | Worse | 107 |
4.5%
|
| 3 | Same | 270 |
11.3%
|
| 4 | Better | 1092 |
45.5%
|
| 5 | Much Better | 505 |
21%
|
| 9 | Don't know | 350 |
14.6%
|
| 998 | Refused | 0 |
0%
|