График частотности: разработка

[{"date": "2011-05-05", "qty": 3}, {"date": "2011-12-16", "qty": 3}, {"date": "2018-10-09", "qty": 3}, {"date": "2024-07-09", "qty": 3}, {"date": "2024-07-24", "qty": 3}, {"date": "2024-07-25", "qty": 3}, {"date": "2024-07-26", "qty": 3}, {"date": "2024-07-27", "qty": 3}, {"date": "2024-07-29", "qty": 3}, {"date": "2024-07-30", "qty": 3}, {"date": "2024-07-31", "qty": 3}, {"date": "2024-08-01", "qty": 3}, {"date": "2024-08-02", "qty": 3}, {"date": "2024-08-03", "qty": 3}, {"date": "2024-08-04", "qty": 3}, {"date": "2025-05-14", "qty": 3}, {"date": "2025-07-02", "qty": 3}, {"date": "2025-08-18", "qty": 3}, {"date": "2026-07-28", "qty": 1}, {"date": "2026-07-29", "qty": 4}, {"date": "2026-07-30", "qty": 4}, {"date": "2026-08-07", "qty": 8}, {"date": "2026-08-08", "qty": 4}, {"date": "2026-08-11", "qty": 4}, {"date": "2026-08-16", "qty": 4}, {"date": "2026-08-23", "qty": 4}]