| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 220 |
9.2%
|
| 2 | Worse | 464 |
19.3%
|
| 3 | Same | 565 |
23.5%
|
| 4 | Better | 698 |
29.1%
|
| 5 | Much Better | 306 |
12.8%
|
| 9 | Don't know | 147 |
6.1%
|
| 998 | Refused | 0 |
0%
|