| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 1 | Much Worse | 56 |
4.7%
|
| 2 | Worse | 137 |
11.4%
|
| 3 | Same | 125 |
10.4%
|
| 4 | Better | 585 |
48.8%
|
| 5 | Much Better | 86 |
7.2%
|
| 9 | Don't know | 209 |
17.4%
|
| 998 | Refused | 0 |
0%
|