График частотности: сложности

[{"date": "2024-07-15", "qty": 3}, {"date": "2024-07-16", "qty": 3}, {"date": "2024-07-17", "qty": 3}, {"date": "2024-07-18", "qty": 3}, {"date": "2024-07-19", "qty": 3}, {"date": "2024-07-20", "qty": 3}, {"date": "2024-08-11", "qty": 3}, {"date": "2024-08-23", "qty": 3}, {"date": "2024-10-06", "qty": 3}, {"date": "2024-11-15", "qty": 3}, {"date": "2024-11-16", "qty": 4}, {"date": "2024-11-17", "qty": 3}, {"date": "2025-01-11", "qty": 3}, {"date": "2025-06-30", "qty": 4}, {"date": "2025-07-01", "qty": 3}, {"date": "2025-07-02", "qty": 3}, {"date": "2025-07-03", "qty": 3}, {"date": "2025-07-04", "qty": 3}, {"date": "2025-07-05", "qty": 3}, {"date": "2025-07-06", "qty": 3}, {"date": "2025-07-07", "qty": 3}, {"date": "2025-07-08", "qty": 3}, {"date": "2025-07-09", "qty": 3}, {"date": "2025-07-22", "qty": 3}, {"date": "2025-08-14", "qty": 3}, {"date": "2025-11-04", "qty": 3}, {"date": "2025-11-17", "qty": 3}, {"date": "2026-06-04", "qty": 3}, {"date": "2026-06-06", "qty": 3}, {"date": "2026-06-08", "qty": 3}]