| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0%
|
| 1 | Much worse | 209 |
8.7%
|
| 2 | Worse | 451 |
18.8%
|
| 3 | About the same | 400 |
16.7%
|
| 4 | Better | 1092 |
45.5%
|
| 5 | Much better | 208 |
8.7%
|
| 9 | Don't know | 39 |
1.6%
|
| 98 | Refused | 0 |
0%
|