| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 10 |
0.8%
|
| 1 | Much Worse | 12 |
1%
|
| 2 | Worse | 63 |
5.3%
|
| 3 | Same | 256 |
21.3%
|
| 4 | Better | 524 |
43.7%
|
| 5 | Much Better | 293 |
24.4%
|
| 9 | Don't know | 42 |
3.5%
|
| 998 | Refused | 0 |
0%
|