| Value | Category | Cases | |
|---|---|---|---|
| 1 | much worse | 5 |
0.9%
|
| 2 | worse | 21 |
3.7%
|
| 3 | about the same | 37 |
6.6%
|
| 4 | better | 259 |
45.9%
|
| 5 | much better | 241 |
42.7%
|
| 9 | not applicable | 1 |
0.2%
|