| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 81 |
6.8%
|
| 2 | Worse | 123 |
10.3%
|
| 3 | Same | 90 |
7.5%
|
| 4 | Better | 592 |
49.3%
|
| 5 | Much Better | 135 |
11.3%
|
| 9 | Don't know | 179 |
14.9%
|
| 98 | Refused | 0 |
0%
|