График частотности: пензенской

[{"date": "2011-10-15", "qty": 3}, {"date": "2012-03-26", "qty": 3}, {"date": "2013-07-31", "qty": 3}, {"date": "2014-01-05", "qty": 4}, {"date": "2016-03-02", "qty": 9}, {"date": "2020-07-01", "qty": 3}, {"date": "2021-03-21", "qty": 12}, {"date": "2021-03-22", "qty": 5}, {"date": "2021-03-26", "qty": 6}, {"date": "2021-04-17", "qty": 3}, {"date": "2021-06-17", "qty": 3}, {"date": "2022-11-09", "qty": 3}, {"date": "2023-03-10", "qty": 3}, {"date": "2023-03-11", "qty": 3}, {"date": "2023-03-12", "qty": 3}, {"date": "2024-01-02", "qty": 5}, {"date": "2024-04-22", "qty": 3}, {"date": "2024-05-20", "qty": 3}, {"date": "2025-04-09", "qty": 3}, {"date": "2025-07-31", "qty": 3}, {"date": "2025-08-02", "qty": 3}, {"date": "2025-08-27", "qty": 3}, {"date": "2025-12-13", "qty": 3}, {"date": "2026-07-01", "qty": 3}]