| Value | Category | Cases | |
|---|---|---|---|
| 1 | better | 2 |
11.8%
|
| 2 | worse | 15 |
88.2%
|
| 7 | refused | 0 |
0%
|
| 8 | don’t know | 0 |
0%
|
| 9 | missing | 0 |
0%
|
| Sysmiss | 5874 |