График частотности: mastercard

[{"date": "2014-03-23", "qty": 3}, {"date": "2014-04-25", "qty": 32}, {"date": "2014-04-26", "qty": 3}, {"date": "2014-05-20", "qty": 3}, {"date": "2014-05-22", "qty": 8}, {"date": "2014-05-23", "qty": 8}, {"date": "2014-05-24", "qty": 10}, {"date": "2014-05-25", "qty": 7}, {"date": "2014-05-26", "qty": 3}, {"date": "2014-05-27", "qty": 3}, {"date": "2014-06-17", "qty": 3}, {"date": "2014-08-01", "qty": 3}, {"date": "2014-08-02", "qty": 3}, {"date": "2014-08-03", "qty": 3}, {"date": "2014-12-26", "qty": 3}, {"date": "2015-01-24", "qty": 3}, {"date": "2015-04-15", "qty": 3}, {"date": "2016-11-23", "qty": 3}, {"date": "2017-12-26", "qty": 3}, {"date": "2018-01-10", "qty": 3}, {"date": "2018-04-10", "qty": 3}, {"date": "2018-06-30", "qty": 3}, {"date": "2018-07-01", "qty": 3}, {"date": "2019-02-28", "qty": 4}, {"date": "2019-03-13", "qty": 3}, {"date": "2021-08-20", "qty": 7}, {"date": "2021-08-21", "qty": 7}, {"date": "2021-08-22", "qty": 7}, {"date": "2021-08-23", "qty": 6}, {"date": "2024-12-13", "qty": 4}]