| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 1 | Much Worse | 12 |
0.5%
|
| 2 | Worse | 45 |
1.9%
|
| 3 | Same | 288 |
12%
|
| 4 | Better | 1331 |
55.5%
|
| 5 | Much Better | 669 |
27.9%
|
| 9 | Don't know | 51 |
2.1%
|
| 98 | Refused | 0 |
0%
|