График частотности: гран

[{"date": "2017-10-23", "qty": 3}, {"date": "2017-10-29", "qty": 3}, {"date": "2017-11-04", "qty": 4}, {"date": "2017-11-11", "qty": 4}, {"date": "2017-11-17", "qty": 5}, {"date": "2018-02-27", "qty": 3}, {"date": "2018-02-28", "qty": 7}, {"date": "2018-11-10", "qty": 4}, {"date": "2018-11-11", "qty": 3}, {"date": "2018-11-12", "qty": 3}, {"date": "2019-11-14", "qty": 3}, {"date": "2019-11-15", "qty": 5}, {"date": "2019-11-16", "qty": 8}, {"date": "2019-11-17", "qty": 3}, {"date": "2019-11-20", "qty": 3}, {"date": "2019-11-22", "qty": 3}, {"date": "2019-11-23", "qty": 3}, {"date": "2019-12-07", "qty": 5}, {"date": "2019-12-08", "qty": 5}, {"date": "2021-10-31", "qty": 6}, {"date": "2021-11-20", "qty": 3}, {"date": "2021-11-27", "qty": 3}, {"date": "2023-11-12", "qty": 31}, {"date": "2023-11-16", "qty": 3}, {"date": "2024-06-29", "qty": 3}, {"date": "2024-07-28", "qty": 6}, {"date": "2024-10-27", "qty": 3}, {"date": "2024-11-17", "qty": 3}, {"date": "2025-03-06", "qty": 6}, {"date": "2025-06-29", "qty": 3}]