| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 1636 |
59%
|
| 2 | Stayed the same | 462 |
16.7%
|
| 3 | Gotten worse | 421 |
15.2%
|
| 4 | Do not know | 253 |
9.1%
|
| Sysmiss | 12 |