График частотности: енилось

[{"date": "2015-08-16", "qty": 3}, {"date": "2015-08-17", "qty": 3}, {"date": "2015-08-18", "qty": 3}, {"date": "2015-08-19", "qty": 3}, {"date": "2015-08-20", "qty": 4}, {"date": "2015-08-21", "qty": 4}, {"date": "2015-08-22", "qty": 4}, {"date": "2015-08-23", "qty": 4}, {"date": "2015-08-24", "qty": 3}, {"date": "2015-08-25", "qty": 3}, {"date": "2015-08-26", "qty": 3}, {"date": "2015-08-28", "qty": 3}, {"date": "2015-08-29", "qty": 3}, {"date": "2015-08-30", "qty": 3}, {"date": "2015-08-31", "qty": 3}, {"date": "2015-09-01", "qty": 3}, {"date": "2015-09-02", "qty": 3}, {"date": "2015-09-03", "qty": 3}, {"date": "2015-12-18", "qty": 3}, {"date": "2015-12-19", "qty": 10}, {"date": "2017-06-09", "qty": 3}, {"date": "2017-06-11", "qty": 3}, {"date": "2017-11-14", "qty": 4}, {"date": "2020-08-11", "qty": 3}, {"date": "2023-01-02", "qty": 4}, {"date": "2023-01-03", "qty": 4}, {"date": "2023-01-04", "qty": 4}, {"date": "2023-01-30", "qty": 3}, {"date": "2023-08-19", "qty": 3}, {"date": "2023-08-20", "qty": 3}]