График частотности: седьмой

[{"date": "2011-02-27", "qty": 4}, {"date": "2012-01-29", "qty": 3}, {"date": "2012-04-03", "qty": 3}, {"date": "2012-05-11", "qty": 3}, {"date": "2012-06-11", "qty": 6}, {"date": "2012-08-03", "qty": 3}, {"date": "2012-08-23", "qty": 3}, {"date": "2017-05-25", "qty": 6}, {"date": "2017-05-26", "qty": 6}, {"date": "2017-05-27", "qty": 6}, {"date": "2017-05-28", "qty": 7}, {"date": "2017-05-30", "qty": 6}, {"date": "2017-07-18", "qty": 3}, {"date": "2017-08-09", "qty": 6}, {"date": "2017-08-10", "qty": 4}, {"date": "2017-08-11", "qty": 4}, {"date": "2017-08-12", "qty": 4}, {"date": "2017-08-13", "qty": 4}, {"date": "2017-10-26", "qty": 4}, {"date": "2017-10-27", "qty": 4}, {"date": "2017-10-28", "qty": 4}, {"date": "2017-10-29", "qty": 4}, {"date": "2018-04-25", "qty": 4}, {"date": "2020-06-26", "qty": 3}, {"date": "2020-06-27", "qty": 3}, {"date": "2020-07-01", "qty": 3}]