График частотности: проверят

[{"date": "2010-12-24", "qty": 3}, {"date": "2010-12-25", "qty": 7}, {"date": "2011-01-21", "qty": 3}, {"date": "2011-05-30", "qty": 3}, {"date": "2011-07-08", "qty": 3}, {"date": "2011-10-11", "qty": 3}, {"date": "2012-01-17", "qty": 3}, {"date": "2012-03-30", "qty": 3}, {"date": "2012-04-26", "qty": 3}, {"date": "2012-09-02", "qty": 4}, {"date": "2012-10-10", "qty": 3}, {"date": "2012-11-27", "qty": 4}, {"date": "2013-01-25", "qty": 3}, {"date": "2013-03-17", "qty": 3}, {"date": "2013-07-14", "qty": 3}, {"date": "2013-12-20", "qty": 3}, {"date": "2015-01-02", "qty": 3}, {"date": "2015-08-05", "qty": 3}, {"date": "2015-08-07", "qty": 6}, {"date": "2015-08-18", "qty": 3}, {"date": "2016-01-18", "qty": 3}, {"date": "2017-07-18", "qty": 4}, {"date": "2017-07-19", "qty": 3}, {"date": "2018-08-08", "qty": 4}, {"date": "2021-04-25", "qty": 3}, {"date": "2021-07-21", "qty": 3}, {"date": "2025-10-14", "qty": 3}]