| Value | Category | Cases | |
|---|---|---|---|
| 1 | much better | 22 |
4.2%
|
| 2 | better | 86 |
16.3%
|
| 3 | about the same | 135 |
25.6%
|
| 4 | worse | 147 |
27.8%
|
| 5 | much worse | 77 |
14.6%
|
| 9 | not applicable | 61 |
11.6%
|
| Sysmiss | 36 |