| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 1 | Much worse | 154 |
12.8%
|
| 2 | Worse | 288 |
24%
|
| 3 | Same | 313 |
26.1%
|
| 4 | Better | 360 |
30%
|
| 5 | Much better | 64 |
5.3%
|
| 9 | Don't know | 19 |
1.6%
|
| 98 | Refused | 0 |
0%
|