| Value | Category | Cases | |
|---|---|---|---|
| -99 | 4 |
2.2%
|
|
| 1 | Became significantly worse | 3 |
1.7%
|
| 2 | Became somewhat worse | 4 |
2.2%
|
| 3 | Stayed the same | 61 |
34.1%
|
| 4 | Became somewhat better | 53 |
29.6%
|
| 5 | Became significantly better | 22 |
12.3%
|
| 6 | Don't know | 32 |
17.9%
|