| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 15 |
1.3%
|
| 2 | Worse | 146 |
12.2%
|
| 3 | Same | 71 |
5.9%
|
| 4 | Better | 562 |
46.8%
|
| 5 | Much Better | 359 |
29.9%
|
| 9 | Don't know | 47 |
3.9%
|
| 98 | Refused | 0 |
0%
|