| Value | Category | Cases | |
|---|---|---|---|
| 1 | Bought | 6969 |
63.4%
|
| 2 | Free fom NGO | 942 |
8.6%
|
| 3 | Free form Govt. | 2733 |
24.9%
|
| 4 | Free Others | 269 |
2.4%
|
| 5 | Other | 23 |
0.2%
|
| 8 | Not sure | 58 |
0.5%
|
| Sysmiss | 1 |