График частотности: массированный

[{"date": "2026-03-07", "qty": 3}, {"date": "2026-03-14", "qty": 4}, {"date": "2026-03-20", "qty": 3}, {"date": "2026-03-21", "qty": 3}, {"date": "2026-03-22", "qty": 3}, {"date": "2026-03-24", "qty": 4}, {"date": "2026-04-03", "qty": 5}, {"date": "2026-04-04", "qty": 4}, {"date": "2026-04-16", "qty": 3}, {"date": "2026-04-17", "qty": 4}, {"date": "2026-04-18", "qty": 4}, {"date": "2026-04-19", "qty": 4}, {"date": "2026-04-20", "qty": 4}, {"date": "2026-04-22", "qty": 3}, {"date": "2026-05-04", "qty": 3}, {"date": "2026-05-15", "qty": 3}, {"date": "2026-05-18", "qty": 4}, {"date": "2026-05-19", "qty": 4}, {"date": "2026-05-20", "qty": 4}, {"date": "2026-05-24", "qty": 7}, {"date": "2026-05-25", "qty": 7}, {"date": "2026-05-29", "qty": 3}, {"date": "2026-05-30", "qty": 3}, {"date": "2026-06-02", "qty": 5}, {"date": "2026-06-15", "qty": 5}, {"date": "2026-07-02", "qty": 8}, {"date": "2026-07-03", "qty": 4}, {"date": "2026-07-04", "qty": 3}, {"date": "2026-07-07", "qty": 3}, {"date": "2026-07-19", "qty": 3}]