| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 28 |
2.3%
|
| 2 | Worse | 77 |
6.4%
|
| 3 | Same | 206 |
17.2%
|
| 4 | Better | 556 |
46.3%
|
| 5 | Much Better | 271 |
22.6%
|
| 9 | Don't know | 62 |
5.2%
|
| 98 | Refused | 0 |
0%
|