| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 20 |
1.7%
|
| 2 | Worse | 166 |
13.8%
|
| 3 | Same | 599 |
49.8%
|
| 4 | Better | 338 |
28.1%
|
| 5 | Much Better | 30 |
2.5%
|
| 9 | Don't know | 51 |
4.2%
|
| 998 | Refused | 0 |
0%
|