| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 37 |
3.1%
|
| 2 | Worse | 118 |
9.9%
|
| 3 | Same | 157 |
13.2%
|
| 4 | Better | 523 |
43.9%
|
| 5 | Much Better | 155 |
13%
|
| 9 | Don't know | 202 |
16.9%
|
| 998 | Refused | 0 |
0%
|