| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 20 |
1.7%
|
| 2 | Worse | 38 |
3.2%
|
| 3 | Same | 46 |
3.8%
|
| 4 | Better | 493 |
41.1%
|
| 5 | Much Better | 595 |
49.6%
|
| 9 | Don't know | 8 |
0.7%
|
| 98 | Refused | 0 |
0%
|