График частотности: курилах

[{"date": "2011-02-08", "qty": 3}, {"date": "2011-02-11", "qty": 3}, {"date": "2011-02-18", "qty": 3}, {"date": "2011-02-19", "qty": 3}, {"date": "2011-02-20", "qty": 3}, {"date": "2016-12-14", "qty": 6}, {"date": "2016-12-15", "qty": 3}, {"date": "2018-08-06", "qty": 4}, {"date": "2019-01-30", "qty": 3}, {"date": "2019-02-05", "qty": 3}, {"date": "2019-02-27", "qty": 3}, {"date": "2019-05-30", "qty": 3}, {"date": "2020-12-06", "qty": 8}, {"date": "2021-02-04", "qty": 9}, {"date": "2021-07-26", "qty": 3}, {"date": "2021-09-03", "qty": 3}, {"date": "2021-09-04", "qty": 3}, {"date": "2021-09-07", "qty": 12}, {"date": "2021-09-10", "qty": 11}, {"date": "2025-08-04", "qty": 3}]