| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 6 |
0.5%
|
| 2 | Worse | 111 |
9.2%
|
| 3 | Same | 764 |
63.5%
|
| 4 | Better | 290 |
24.1%
|
| 5 | Much Better | 28 |
2.3%
|
| 9 | Don't know | 5 |
0.4%
|
| 998 | Refused | 0 |
0%
|