| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 157 |
6.6%
|
| 2 | Worse | 307 |
12.8%
|
| 3 | Same | 582 |
24.4%
|
| 4 | Better | 985 |
41.2%
|
| 5 | Much better | 292 |
12.2%
|
| 9 | Don't know | 67 |
2.8%
|
| 98 | Refused | 0 |
0%
|