| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 45 |
3.8%
|
| 2 | Worse | 84 |
7%
|
| 3 | Same | 78 |
6.5%
|
| 4 | Better | 493 |
41.1%
|
| 5 | Much Better | 334 |
27.8%
|
| 9 | Don't know | 166 |
13.8%
|
| 998 | Refused | 0 |
0%
|