| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 36 |
3%
|
| 2 | Worse | 103 |
8.6%
|
| 3 | Same | 262 |
21.9%
|
| 4 | Better | 496 |
41.4%
|
| 5 | Much Better | 105 |
8.8%
|
| 9 | Don't know | 196 |
16.4%
|
| 998 | Refused | 0 |
0%
|