| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, specify country | 75 |
2.9%
|
| 2 | Yes, expired. Specify country | 48 |
1.8%
|
| 3 | No | 1927 |
73.7%
|
| 4 | Not applicable | 563 |
21.5%
|
| 5 | Don't know | 3 |
0.1%
|
| Sysmiss | 8 |