График частотности: мальчик

[{"date": "2014-02-05", "qty": 3}, {"date": "2014-02-20", "qty": 4}, {"date": "2015-04-16", "qty": 3}, {"date": "2015-10-22", "qty": 3}, {"date": "2015-10-28", "qty": 4}, {"date": "2015-11-12", "qty": 3}, {"date": "2016-03-06", "qty": 3}, {"date": "2016-03-07", "qty": 8}, {"date": "2017-06-25", "qty": 3}, {"date": "2017-11-20", "qty": 3}, {"date": "2019-01-07", "qty": 3}, {"date": "2019-01-08", "qty": 3}, {"date": "2019-03-01", "qty": 4}, {"date": "2019-03-09", "qty": 3}, {"date": "2019-05-06", "qty": 3}, {"date": "2019-10-06", "qty": 3}, {"date": "2020-06-30", "qty": 3}, {"date": "2020-12-18", "qty": 3}, {"date": "2023-06-26", "qty": 3}, {"date": "2023-08-07", "qty": 4}, {"date": "2023-11-20", "qty": 3}, {"date": "2024-03-18", "qty": 4}, {"date": "2024-03-19", "qty": 4}, {"date": "2025-04-06", "qty": 3}, {"date": "2025-07-09", "qty": 4}, {"date": "2026-04-07", "qty": 3}, {"date": "2026-04-12", "qty": 3}, {"date": "2026-06-11", "qty": 3}, {"date": "2026-07-11", "qty": 4}, {"date": "2026-07-28", "qty": 1}]