График частотности: русала

[{"date": "2010-12-27", "qty": 4}, {"date": "2012-03-05", "qty": 3}, {"date": "2012-03-13", "qty": 15}, {"date": "2018-04-09", "qty": 16}, {"date": "2018-04-10", "qty": 4}, {"date": "2018-04-17", "qty": 9}, {"date": "2018-04-23", "qty": 6}, {"date": "2018-04-24", "qty": 4}, {"date": "2018-04-25", "qty": 4}, {"date": "2018-04-27", "qty": 4}, {"date": "2018-04-28", "qty": 4}, {"date": "2018-04-29", "qty": 4}, {"date": "2018-04-30", "qty": 4}, {"date": "2018-05-01", "qty": 4}, {"date": "2018-05-02", "qty": 4}, {"date": "2018-05-21", "qty": 4}, {"date": "2018-05-24", "qty": 5}, {"date": "2018-06-01", "qty": 4}, {"date": "2018-06-02", "qty": 4}, {"date": "2018-06-03", "qty": 4}, {"date": "2018-06-04", "qty": 4}, {"date": "2018-08-17", "qty": 4}, {"date": "2022-07-11", "qty": 3}, {"date": "2025-11-17", "qty": 3}]