График частотности: сербию

[{"date": "2020-04-04", "qty": 5}, {"date": "2020-06-16", "qty": 4}, {"date": "2020-09-06", "qty": 3}, {"date": "2020-09-10", "qty": 3}, {"date": "2024-03-21", "qty": 3}, {"date": "2024-04-03", "qty": 3}, {"date": "2026-03-26", "qty": 3}, {"date": "2026-03-27", "qty": 3}, {"date": "2026-03-28", "qty": 3}, {"date": "2026-03-29", "qty": 3}, {"date": "2026-03-30", "qty": 3}, {"date": "2026-03-31", "qty": 3}, {"date": "2026-04-01", "qty": 3}, {"date": "2026-04-02", "qty": 3}, {"date": "2026-04-03", "qty": 3}, {"date": "2026-04-04", "qty": 3}, {"date": "2026-04-05", "qty": 3}, {"date": "2026-04-06", "qty": 3}, {"date": "2026-04-07", "qty": 18}, {"date": "2026-04-08", "qty": 14}, {"date": "2026-04-09", "qty": 15}, {"date": "2026-04-10", "qty": 3}, {"date": "2026-04-11", "qty": 3}, {"date": "2026-04-12", "qty": 3}, {"date": "2026-04-13", "qty": 3}, {"date": "2026-04-14", "qty": 4}, {"date": "2026-04-15", "qty": 4}, {"date": "2026-04-16", "qty": 4}, {"date": "2026-04-17", "qty": 4}, {"date": "2026-04-18", "qty": 4}]