| Value | Category | Cases | |
|---|---|---|---|
| 1 | improved a lot | 213 |
14.2%
|
| 2 | somewhat improved | 638 |
42.4%
|
| 3 | remained the same | 321 |
21.4%
|
| 4 | somewhat deteriorated | 51 |
3.4%
|
| 5 | deteriorated a lot | 24 |
1.6%
|
| 98 | don't know | 253 |
16.8%
|
| 99 | refuse to answer | 3 |
0.2%
|