| Value | Category | 
|---|---|
| 1 | Purchased from market/shop/kiosk/wholesaler/street vendor | 
| 2 | Received from food aid/social protection program | 
| 3 | Homemade or obtained from local farm or local small factory/processor | 
| 4 | No salt used in the household | 
| 6 | Other | 
| 8 | Don't know |