| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0%
|
| 1 | Much Worse | 95 |
4%
|
| 2 | Worse | 101 |
4.2%
|
| 3 | Same | 164 |
6.8%
|
| 4 | Better | 1051 |
43.8%
|
| 5 | Much Better | 684 |
28.5%
|
| 9 | Don't know | 304 |
12.7%
|
| 998 | Refused | 0 |
0%
|