| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 82 |
3.4%
|
| 2 | Worse | 474 |
19.8%
|
| 3 | Same | 1003 |
41.8%
|
| 4 | Better | 747 |
31.1%
|
| 5 | Much Better | 75 |
3.1%
|
| 9 | Don't know | 19 |
0.8%
|
| 998 | Refused | 0 |
0%
|