| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 4 |
0.3%
|
| 2 | Worse | 34 |
2.8%
|
| 3 | Same | 45 |
3.8%
|
| 4 | Better | 552 |
46.1%
|
| 5 | Much Better | 547 |
45.7%
|
| 9 | Don't know | 16 |
1.3%
|
| 98 | Refused | 0 |
0%
|