| Value | Category | Cases | |
|---|---|---|---|
| 1 | Older | 23 |
57.5%
|
| 2 | Younger | 7 |
17.5%
|
| 3 | Same age | 9 |
22.5%
|
| 98 | Don’t know | 1 |
2.5%
|
| 99 | Refused to answer | 0 |
0%
|
| Sysmiss | 9502 |