| Valeur | Modalité | Cas | |
|---|---|---|---|
| 1 | Selling goods | 110 |
5.2%
|
| 2 | Selling Services | 37 |
1.8%
|
| 3 | Transport | 17 |
0.8%
|
| 4 | Farming | 3 |
0.1%
|
| 6 | Other | 2 |
0.1%
|
| Sysmiss | 1928 |