| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 39 |
3.3%
|
| 2 | Worse | 66 |
5.5%
|
| 3 | Same | 30 |
2.5%
|
| 4 | Better | 472 |
39.3%
|
| 5 | Much Better | 588 |
49%
|
| 9 | Don't know | 5 |
0.4%
|
| 98 | Refused | 0 |
0%
|