| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 6 |
1.4%
|
| 2 | Became somewhat worse | 18 |
4.1%
|
| 3 | Stayed the same | 49 |
11.2%
|
| 4 | Became somewhat better | 162 |
37%
|
| 5 | Became significantly better | 91 |
20.8%
|
| 6 | Don't know | 112 |
25.6%
|