| Value | Category | Cases | |
|---|---|---|---|
| 1 | Collected | 0 |
0%
|
| 2 | Purchased | 1 |
100%
|
| 3 | Aid agency | 0 |
0%
|
| 4 | Other(specify) | 0 |
0%
|
| Sysmiss | 4179 |