| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 14 |
0.1%
|
| 1 | Not very close | 2960 |
12.2%
|
| 2 | Somewhat close | 4124 |
17%
|
| 3 | Very close | 6679 |
27.5%
|
| 7 | Not applicable | 10399 |
42.8%
|
| 9 | Don't know | 112 |
0.5%
|
| 98 | Refused | 13 |
0.1%
|