| date,region,channel,spend | |
| 2024-01-01,North,Search,300 | |
| 2024-01-01,South,Social,200 | |
| 2024-01-02,North,Display,250 | |
| 2024-01-02,West,Search,150 | |
| 2024-01-03,East,Social,400 |
| date,region,channel,spend | |
| 2024-01-01,North,Search,300 | |
| 2024-01-01,South,Social,200 | |
| 2024-01-02,North,Display,250 | |
| 2024-01-02,West,Search,150 | |
| 2024-01-03,East,Social,400 |