| Value | Category | Cases | |
|---|---|---|---|
| 1 | Complet assets of written accounts | 2202 |
1.9%
|
| 2 | Only through informal records of orders, sales, purchases | 1658 |
1.4%
|
| 3 | No record are kept | 8339 |
7.2%
|
| Sysmiss | 104240 |