| Value | Category | Cases | |
|---|---|---|---|
| 1 | Worsened a great deal | 563 |
23.9%
|
| 2 | Worsened somewhat | 477 |
20.3%
|
| 3 | Stayed the same | 664 |
28.2%
|
| 4 | Improved somewhat | 504 |
21.4%
|
| 5 | Improved a great deal | 146 |
6.2%
|
| 6 | Don't know | 46 |