График частотности: сердце

[{"date": "2025-01-24", "qty": 4}, {"date": "2025-01-26", "qty": 4}, {"date": "2025-02-08", "qty": 3}, {"date": "2025-02-09", "qty": 3}, {"date": "2025-03-11", "qty": 4}, {"date": "2025-04-13", "qty": 5}, {"date": "2025-04-14", "qty": 6}, {"date": "2025-04-15", "qty": 4}, {"date": "2025-04-18", "qty": 4}, {"date": "2025-04-27", "qty": 3}, {"date": "2025-05-15", "qty": 15}, {"date": "2025-06-25", "qty": 9}, {"date": "2026-05-26", "qty": 5}, {"date": "2026-07-28", "qty": 1}, {"date": "2026-07-30", "qty": 4}, {"date": "2026-07-30", "qty": 4}, {"date": "2026-07-31", "qty": 4}, {"date": "2026-08-02", "qty": 8}, {"date": "2026-08-13", "qty": 4}, {"date": "2026-08-15", "qty": 4}, {"date": "2026-08-18", "qty": 4}, {"date": "2026-08-20", "qty": 4}, {"date": "2026-08-23", "qty": 4}, {"date": "2026-08-24", "qty": 8}, {"date": "2026-08-28", "qty": 8}, {"date": "2026-08-30", "qty": 4}, {"date": "2026-09-03", "qty": 4}, {"date": "2026-09-04", "qty": 8}, {"date": "2026-09-09", "qty": 4}, {"date": "2026-09-10", "qty": 4}]