График частотности: обзор

[{"date": "2011-10-21", "qty": 3}, {"date": "2011-10-22", "qty": 3}, {"date": "2011-10-23", "qty": 3}, {"date": "2011-12-14", "qty": 3}, {"date": "2011-12-15", "qty": 3}, {"date": "2011-12-16", "qty": 3}, {"date": "2011-12-17", "qty": 3}, {"date": "2011-12-18", "qty": 6}, {"date": "2012-01-05", "qty": 3}, {"date": "2012-01-06", "qty": 3}, {"date": "2012-01-07", "qty": 18}, {"date": "2012-01-08", "qty": 3}, {"date": "2012-05-28", "qty": 3}, {"date": "2014-01-02", "qty": 3}, {"date": "2014-01-03", "qty": 3}, {"date": "2014-12-29", "qty": 8}, {"date": "2015-04-08", "qty": 3}, {"date": "2015-09-10", "qty": 3}, {"date": "2017-05-17", "qty": 3}, {"date": "2017-06-23", "qty": 4}, {"date": "2017-10-18", "qty": 5}, {"date": "2017-11-20", "qty": 3}, {"date": "2021-10-21", "qty": 3}, {"date": "2022-02-07", "qty": 3}, {"date": "2022-08-04", "qty": 3}, {"date": "2026-07-28", "qty": 4}, {"date": "2026-07-29", "qty": 12}]