{
 "code": "LK.SOC.POSTAL.DOMESTIC_MAIL_000_LETTERS.A",
 "name": "Domestic Mail, '000 - Letters",
 "unit": "Unit as in the series name",
 "frequency": "Annual",
 "base_year": null,
 "producer": "Department of Post",
 "publisher": "Central Bank of Sri Lanka",
 "source_url": "https://www.cbsl.gov.lk/en/statistics/economic-and-social-statistics-of-sri-lanka",
 "latest_vintage": "2026-08-31",
 "page": "/data/series/LK.SOC.POSTAL.DOMESTIC_MAIL_000_LETTERS.A/",
 "notice": "Compiled by Macro Lab; not an official publication of the source agency. Provided as is, without warranty of any kind. Not investment advice.",
 "observations": [
  {"period": "2013", "value": 272729, "status": null},
  {"period": "2014", "value": 341225, "status": null},
  {"period": "2015", "value": 365249, "status": null},
  {"period": "2016", "value": 369445, "status": null},
  {"period": "2017", "value": 373096, "status": null},
  {"period": "2018", "value": 382771, "status": null},
  {"period": "2019", "value": 388804, "status": null},
  {"period": "2020", "value": 324003, "status": null},
  {"period": "2021", "value": 343043, "status": null},
  {"period": "2022", "value": 186092, "status": null},
  {"period": "2023", "value": 82330, "status": null},
  {"period": "2024", "value": 88754, "status": null},
  {"period": "2025", "value": 162043, "status": null}
 ]
}