| Value | Category | Cases | |
|---|---|---|---|
| 1 | Complet assets of written accounts | 14 |
0.1%
|
| 2 | Only through informal records of orders, sales, purchases | 81 |
0.3%
|
| 3 | No record are kept | 77 |
0.3%
|
| Sysmiss | 24924 |