| Value | Category | 
|---|---|
| 1 | Work for pay for government | 
| 2 | Work for pay for quasi government | 
| 3 | Work for pay for private or operate own buisness | 
| 4 | Unpaid family business work | 
| 5 | Producing goods mainly for sale | 
| 6 | Producing goods mainly for consumption | 
| 9 | Not reported |