| Value | Category | Cases | |
|---|---|---|---|
| 1 | Complet assets of written accounts | 550 |
1.9%
|
| 2 | Only through informal records of orders, sales, purchases | 531 |
1.8%
|
| 3 | No record are kept | 2135 |
7.2%
|
| Sysmiss | 26267 |