| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Much Worse | 45 |
3.5%
|
| 2 | Worse | 189 |
14.8%
|
| 3 | Same | 356 |
27.9%
|
| 4 | Better | 524 |
41%
|
| 5 | Much Better | 115 |
9%
|
| 9 | Don't know | 48 |
3.8%
|
| 998 | Refused | 0 |
0%
|