График частотности: свадьбе

[{"date": "2011-03-27", "qty": 3}, {"date": "2011-06-25", "qty": 9}, {"date": "2012-12-03", "qty": 3}, {"date": "2014-08-14", "qty": 3}, {"date": "2016-01-29", "qty": 3}, {"date": "2016-01-30", "qty": 3}, {"date": "2016-01-31", "qty": 3}, {"date": "2016-03-28", "qty": 3}, {"date": "2016-05-02", "qty": 3}, {"date": "2017-07-10", "qty": 5}, {"date": "2017-07-17", "qty": 10}, {"date": "2017-07-18", "qty": 8}, {"date": "2017-07-19", "qty": 5}, {"date": "2017-07-20", "qty": 4}, {"date": "2017-07-21", "qty": 6}, {"date": "2017-07-22", "qty": 6}, {"date": "2017-07-28", "qty": 3}, {"date": "2017-09-27", "qty": 4}, {"date": "2017-09-28", "qty": 3}, {"date": "2018-04-30", "qty": 5}, {"date": "2018-05-06", "qty": 3}, {"date": "2018-08-15", "qty": 6}, {"date": "2018-08-18", "qty": 16}, {"date": "2018-08-19", "qty": 7}, {"date": "2018-08-25", "qty": 3}, {"date": "2018-09-04", "qty": 5}, {"date": "2019-09-14", "qty": 5}, {"date": "2020-07-12", "qty": 5}]