| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 34 |
2.8%
|
| 2 | Worse | 100 |
8.3%
|
| 3 | Same | 27 |
2.3%
|
| 4 | Better | 647 |
53.9%
|
| 5 | Much Better | 320 |
26.7%
|
| 9 | Don't know | 72 |
6%
|
| 998 | Refused | 0 |
0%
|