| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Much Worse | 73 |
6.1%
|
| 2 | Worse | 145 |
12.1%
|
| 3 | Same | 217 |
18.1%
|
| 4 | Better | 444 |
37%
|
| 5 | Much Better | 145 |
12.1%
|
| 9 | Don't know | 175 |
14.6%
|
| 998 | Refused | 0 |
0%
|