| Value | Category | Cases | |
|---|---|---|---|
| -77 | Other, specify | 0 |
0%
|
| -66 | Refused to answer | 0 |
0%
|
| 1 | Mozambique | 6 |
37.5%
|
| 2 | Zambia | 4 |
25%
|
| 3 | Tanzania | 6 |
37.5%
|
| Sysmiss | 3596 |