| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 9 |
0.4%
|
| 1 | Much Worse | 165 |
6.9%
|
| 2 | Worse | 594 |
24.8%
|
| 3 | Same | 765 |
31.9%
|
| 4 | Better | 732 |
30.5%
|
| 5 | Much Better | 70 |
2.9%
|
| 9 | Don't know | 65 |
2.7%
|
| 998 | Refused | 0 |
0%
|