График частотности: обысками

[{"date": "2013-04-16", "qty": 3}, {"date": "2018-04-17", "qty": 3}, {"date": "2018-12-26", "qty": 3}, {"date": "2020-06-21", "qty": 3}, {"date": "2021-01-27", "qty": 8}, {"date": "2024-09-11", "qty": 3}]