| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes, improved | 6588 |
11.6%
|
| 2 | yes, worsened | 2676 |
4.7%
|
| 3 | no change | 37944 |
66.5%
|
| 4 | dont know | 9816 |
17.2%
|