| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes, improved | 6913 |
12.1%
|
| 2 | yes, worsened | 1296 |
2.3%
|
| 3 | no change | 37189 |
65.2%
|
| 4 | dont know | 11626 |
20.4%
|