График частотности: кудрина

[{"date": "2011-09-30", "qty": 3}, {"date": "2011-10-01", "qty": 3}, {"date": "2011-10-06", "qty": 3}, {"date": "2011-10-11", "qty": 6}, {"date": "2011-12-15", "qty": 3}, {"date": "2011-12-24", "qty": 3}, {"date": "2011-12-28", "qty": 3}, {"date": "2012-04-12", "qty": 4}, {"date": "2012-05-29", "qty": 3}, {"date": "2013-04-21", "qty": 5}, {"date": "2013-11-15", "qty": 4}, {"date": "2013-11-18", "qty": 3}, {"date": "2013-11-23", "qty": 3}, {"date": "2014-11-21", "qty": 3}, {"date": "2014-11-22", "qty": 3}, {"date": "2014-11-23", "qty": 3}, {"date": "2014-12-16", "qty": 3}, {"date": "2015-06-18", "qty": 3}, {"date": "2015-06-19", "qty": 7}, {"date": "2017-06-10", "qty": 3}, {"date": "2017-11-16", "qty": 3}, {"date": "2018-02-08", "qty": 3}, {"date": "2018-05-11", "qty": 3}, {"date": "2018-05-21", "qty": 4}, {"date": "2020-12-06", "qty": 3}, {"date": "2021-05-25", "qty": 6}, {"date": "2021-08-04", "qty": 3}, {"date": "2022-01-27", "qty": 4}, {"date": "2022-11-30", "qty": 4}, {"date": "2023-11-23", "qty": 14}]