| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 132 |
11%
|
| 2 | Worse | 310 |
25.8%
|
| 3 | Same | 499 |
41.6%
|
| 4 | Better | 131 |
10.9%
|
| 5 | Much better | 11 |
0.9%
|
| 8 | Refused | 5 |
0.4%
|
| 9 | Don’t know | 112 |
9.3%
|