| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 7 |
1.6%
|
| 2 | Became somewhat worse | 17 |
3.9%
|
| 3 | Stayed the same | 34 |
7.8%
|
| 4 | Became somewhat better | 175 |
40%
|
| 5 | Became significantly better | 124 |
28.3%
|
| 6 | Don't know | 81 |
18.5%
|