Variable's CODE LIST: HY150_4_F (1521,0) Anno: 2021
| Code | Description | Upper Code | Notes |
| 1 | Collected via survey/interview | ||
| 2 | Collected from administrative data | ||
| 3 | Imputed | ||
| 4 | Not possible to establish a source | ||
| -1 | Missing | ||
| -2 | Not applicable (No benefits schemes were applied in country) | ||
| -4 | Amount included in another income component | ||
| -5 | This scheme does not exist at national level | ||
| -7 | Not applicable (HB010 < 2021) | ||
| -8 | Not applicable (variable not collected) |