| Value | Category | Cases | |
|---|---|---|---|
| 1 | Complet assets of written accounts | 643 |
2.5%
|
| 2 | Only through informal records of orders, sales, purchases | 1012 |
3.9%
|
| 3 | No record are kept | 1464 |
5.7%
|
| Sysmiss | 22767 |