| Value | Category | Cases | |
|---|---|---|---|
| 1 | much worse | 25 |
4.4%
|
| 2 | worse | 72 |
12.8%
|
| 3 | about the same | 138 |
24.5%
|
| 4 | better | 244 |
43.3%
|
| 5 | much better | 82 |
14.6%
|
| 9 | not applicable | 2 |
0.4%
|
| Sysmiss | 1 |