| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 185 |
2.8%
|
| 2 | Somewhat improved | 1316 |
19.7%
|
| 3 | Remained the same | 3152 |
47.2%
|
| 4 | Somewhat deteriorated | 1196 |
17.9%
|
| 5 | Deteriorated a lot | 553 |
8.3%
|
| 6 | Don't know | 200 |
3%
|
| 7 | Refuse to answer | 69 |
1%
|