| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 15 |
1.2%
|
| 2 | Worse | 85 |
6.8%
|
| 3 | Same | 331 |
26.4%
|
| 4 | Better | 577 |
45.9%
|
| 5 | Much Better | 152 |
12.1%
|
| 9 | Don't know | 96 |
7.6%
|
| 998 | Refused | 0 |
0%
|