| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 45 |
3.8%
|
| 2 | Worse | 134 |
11.3%
|
| 3 | Same | 191 |
16.2%
|
| 4 | Better | 491 |
41.5%
|
| 5 | Much Better | 170 |
14.4%
|
| 9 | Don't know | 151 |
12.8%
|
| 98 | Refused | 0 |
0%
|