График частотности: колокольцев

[{"date": "2012-03-07", "qty": 11}, {"date": "2012-03-08", "qty": 3}, {"date": "2012-03-09", "qty": 3}, {"date": "2012-03-10", "qty": 3}, {"date": "2012-03-12", "qty": 3}, {"date": "2012-03-28", "qty": 3}, {"date": "2012-05-21", "qty": 5}, {"date": "2012-05-29", "qty": 3}, {"date": "2012-06-05", "qty": 4}, {"date": "2012-06-14", "qty": 16}, {"date": "2012-06-16", "qty": 3}, {"date": "2012-06-17", "qty": 3}, {"date": "2012-06-21", "qty": 3}, {"date": "2012-07-03", "qty": 3}, {"date": "2012-07-21", "qty": 4}, {"date": "2012-08-01", "qty": 3}, {"date": "2012-08-07", "qty": 4}, {"date": "2012-12-09", "qty": 4}, {"date": "2013-02-09", "qty": 4}, {"date": "2013-02-10", "qty": 5}, {"date": "2013-04-28", "qty": 3}, {"date": "2013-10-13", "qty": 3}, {"date": "2013-10-30", "qty": 3}, {"date": "2013-11-05", "qty": 4}, {"date": "2014-03-25", "qty": 5}, {"date": "2014-06-11", "qty": 3}, {"date": "2014-10-05", "qty": 3}, {"date": "2020-10-07", "qty": 3}, {"date": "2023-05-27", "qty": 9}, {"date": "2024-09-25", "qty": 3}]