| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 11 |
0.9%
|
| 2 | Worse | 85 |
6.9%
|
| 3 | Same | 100 |
8.1%
|
| 4 | Better | 658 |
53.4%
|
| 5 | Much Better | 166 |
13.5%
|
| 9 | Don't know | 212 |
17.2%
|
| 998 | Refused | 0 |
0%
|