| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very close | 4 |
0.3%
|
| 2 | Rather close | 174 |
11.2%
|
| 3 | Not very close | 190 |
12.2%
|
| 8 | Don't know | 6 |
0.4%
|
| Sysmiss | 1181 |
75.9%
|