График частотности: центрального

[{"date": "2025-09-16", "qty": 3}, {"date": "2025-09-18", "qty": 3}, {"date": "2025-09-22", "qty": 3}, {"date": "2025-09-30", "qty": 3}, {"date": "2025-10-22", "qty": 4}, {"date": "2025-10-23", "qty": 3}, {"date": "2025-10-29", "qty": 3}, {"date": "2025-11-09", "qty": 3}, {"date": "2025-11-13", "qty": 3}, {"date": "2025-11-23", "qty": 3}, {"date": "2025-11-28", "qty": 4}, {"date": "2025-11-29", "qty": 4}, {"date": "2025-11-30", "qty": 4}, {"date": "2025-12-01", "qty": 4}, {"date": "2025-12-09", "qty": 3}, {"date": "2025-12-11", "qty": 3}, {"date": "2025-12-12", "qty": 4}, {"date": "2025-12-13", "qty": 4}, {"date": "2025-12-14", "qty": 3}, {"date": "2025-12-23", "qty": 3}, {"date": "2025-12-24", "qty": 3}, {"date": "2026-01-04", "qty": 4}, {"date": "2026-01-05", "qty": 4}, {"date": "2026-01-06", "qty": 4}, {"date": "2026-01-07", "qty": 4}, {"date": "2026-01-08", "qty": 4}, {"date": "2026-01-09", "qty": 4}, {"date": "2026-01-10", "qty": 3}, {"date": "2026-01-11", "qty": 3}, {"date": "2026-05-26", "qty": 4}]