| Value | Category | Cases | |
|---|---|---|---|
| 1 | Formal | 6452 |
25%
|
| 2 | Informal | 3635 |
14.1%
|
| 3 | No account reocrding system | 13794 |
53.4%
|
| 4 | Do not know | 1963 |
7.6%
|