График частотности: концерт

[{"date": "2024-03-18", "qty": 6}, {"date": "2024-03-27", "qty": 13}, {"date": "2024-03-29", "qty": 5}, {"date": "2024-03-30", "qty": 13}, {"date": "2024-03-31", "qty": 9}, {"date": "2024-05-09", "qty": 3}, {"date": "2024-05-13", "qty": 3}, {"date": "2024-06-20", "qty": 4}, {"date": "2024-06-22", "qty": 3}, {"date": "2024-07-20", "qty": 4}, {"date": "2024-07-21", "qty": 3}, {"date": "2024-07-22", "qty": 3}, {"date": "2024-07-23", "qty": 3}, {"date": "2024-08-26", "qty": 3}, {"date": "2024-10-29", "qty": 4}, {"date": "2024-11-03", "qty": 3}, {"date": "2024-11-06", "qty": 4}, {"date": "2024-11-07", "qty": 5}, {"date": "2024-11-09", "qty": 4}, {"date": "2024-11-19", "qty": 4}, {"date": "2024-11-20", "qty": 3}, {"date": "2024-11-22", "qty": 4}, {"date": "2025-05-10", "qty": 4}, {"date": "2025-05-11", "qty": 3}, {"date": "2025-06-12", "qty": 3}, {"date": "2025-09-09", "qty": 4}, {"date": "2025-11-28", "qty": 3}, {"date": "2025-12-12", "qty": 3}, {"date": "2026-01-15", "qty": 3}, {"date": "2026-02-27", "qty": 9}]