| Value | Category | Cases | |
|---|---|---|---|
| 1 | Purchased | 120 |
3.7%
|
| 2 | provided by NGO/Aid agency | 25 |
0.8%
|
| 3 | Own manufacture | 2772 |
85.2%
|
| 4 | Other (specify) | 338 |
10.4%
|
| Sysmiss | 925 |