График частотности: допроса

[{"date": "2011-03-23", "qty": 3}, {"date": "2011-05-13", "qty": 3}, {"date": "2011-08-19", "qty": 9}, {"date": "2011-10-26", "qty": 3}, {"date": "2011-11-04", "qty": 5}, {"date": "2011-11-06", "qty": 3}, {"date": "2011-11-21", "qty": 3}, {"date": "2012-01-22", "qty": 5}, {"date": "2012-01-23", "qty": 5}, {"date": "2012-06-28", "qty": 3}, {"date": "2012-12-10", "qty": 3}, {"date": "2013-01-30", "qty": 3}, {"date": "2013-02-13", "qty": 4}, {"date": "2013-05-16", "qty": 3}, {"date": "2013-09-22", "qty": 3}, {"date": "2014-06-15", "qty": 3}, {"date": "2016-03-01", "qty": 3}, {"date": "2019-01-22", "qty": 3}, {"date": "2019-11-07", "qty": 3}, {"date": "2023-10-04", "qty": 3}, {"date": "2024-02-19", "qty": 3}, {"date": "2024-03-23", "qty": 3}, {"date": "2025-01-15", "qty": 5}, {"date": "2025-03-18", "qty": 4}]