| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 45 |
3.8%
|
| 2 | Worse | 262 |
21.9%
|
| 3 | Same | 569 |
47.5%
|
| 4 | Better | 283 |
23.6%
|
| 5 | Much better | 19 |
1.6%
|
| 9 | Don't know | 21 |
1.8%
|
| 98 | Refused | 0 |
0%
|