| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 15 |
1.3%
|
| 2 | Worse | 113 |
9.4%
|
| 3 | Same | 129 |
10.8%
|
| 4 | Better | 702 |
58.5%
|
| 5 | Much Better | 56 |
4.7%
|
| 9 | Don't know | 185 |
15.4%
|
| 998 | Refused | 0 |
0%
|