| Value | Category | 
|---|---|
| 1 | As a main source of food for the household | 
| 2 | As the main source of income/earning a living | 
| 3 | As an extra source of income | 
| 4 | As an extra source of food for the household | 
| 5 | As a leisure activity or hobby, e.g. gardening | 
| 8 | Not applicable | 
| 9 | Unspecified |