{
  "2019-06": 1,
  "2019-10": 1,
  "2019-12": 1,
  "2020-03": 2,
  "2020-04": 2,
  "2020-06": 3,
  "2020-09": 3,
  "2020-12": 3,
  "2021-03": 4,
  "2021-06": 4,
  "2021-09": 4,
  "2021-12": 3,
  "2022-03": 1,
  "2023-06": 2,
  "2023-09": 1,
  "2024-03": 1,
  "2024-09": 1
}