График частотности: девя

[{"date": "2017-11-13", "qty": 3}, {"date": "2019-11-25", "qty": 3}, {"date": "2024-03-29", "qty": 8}, {"date": "2024-07-15", "qty": 4}, {"date": "2024-09-21", "qty": 4}, {"date": "2025-09-20", "qty": 3}]