| Value | Category | Cases | |
|---|---|---|---|
| 1 | much worse | 9 |
1.6%
|
| 2 | worse | 93 |
16.5%
|
| 3 | about the same | 89 |
15.8%
|
| 4 | better | 233 |
41.4%
|
| 5 | much better | 136 |
24.2%
|
| 9 | not applicable | 3 |
0.5%
|
| Sysmiss | 1 |