| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 95 |
4%
|
| 2 | Worse | 377 |
15.7%
|
| 3 | About the same | 247 |
10.3%
|
| 4 | Better | 1390 |
57.9%
|
| 5 | Much better | 272 |
11.3%
|
| 9 | Don't know | 19 |
0.8%
|
| 98 | Refused | 0 |
0%
|