| Value | Category | Cases | |
|---|---|---|---|
| 1 | More than five years younger | 0 |
0%
|
| 2 | Between 1 and 5 years younger | 11 |
64.7%
|
| 3 | About the same age | 1 |
5.9%
|
| 4 | Between 1 and 5 years older | 3 |
17.6%
|
| 5 | More than five years older | 0 |
0%
|
| 9 | Missing | 2 |
11.8%
|
| Sysmiss | 170 |