| Value | Category | Cases | |
|---|---|---|---|
| 1 | Complet assets of written accounts | 353 |
1.3%
|
| 2 | Only through informal records of orders, sales, purchases | 525 |
1.9%
|
| 3 | No record are kept | 2449 |
9%
|
| Sysmiss | 23808 |