| Value | Category | Cases | |
|---|---|---|---|
| 1 | improved a lot | 450 |
9.7%
|
| 2 | somewhat improved | 2079 |
44.8%
|
| 3 | remained the same | 1518 |
32.7%
|
| 4 | somewhat deteriorated | 384 |
8.3%
|
| 5 | deteriorated a lot | 130 |
2.8%
|
| 8 | don't know | 79 |
1.7%
|
| 9 | refuse to answer | 4 |
0.1%
|