График частотности: роды

[{"date": "2019-04-14", "qty": 6}, {"date": "2019-05-14", "qty": 3}, {"date": "2019-07-29", "qty": 3}, {"date": "2019-08-19", "qty": 3}, {"date": "2019-08-26", "qty": 3}, {"date": "2019-11-06", "qty": 3}, {"date": "2020-10-03", "qty": 3}, {"date": "2020-10-20", "qty": 3}, {"date": "2021-02-09", "qty": 3}, {"date": "2021-02-26", "qty": 6}, {"date": "2023-09-13", "qty": 4}, {"date": "2023-10-30", "qty": 3}, {"date": "2024-01-28", "qty": 4}, {"date": "2024-01-30", "qty": 3}, {"date": "2024-05-18", "qty": 3}, {"date": "2024-07-22", "qty": 3}, {"date": "2024-09-10", "qty": 3}, {"date": "2024-12-16", "qty": 8}, {"date": "2025-03-20", "qty": 3}, {"date": "2025-03-21", "qty": 4}, {"date": "2025-03-22", "qty": 3}, {"date": "2025-03-23", "qty": 4}, {"date": "2025-03-24", "qty": 3}, {"date": "2025-03-25", "qty": 3}, {"date": "2025-12-19", "qty": 3}, {"date": "2025-12-20", "qty": 3}, {"date": "2025-12-21", "qty": 3}, {"date": "2026-02-05", "qty": 3}, {"date": "2026-02-11", "qty": 4}, {"date": "2026-07-28", "qty": 1}]