{
 "code": "LK.SOC.WDI.SE_SEC_ENRL_TC_ZS.A",
 "name": "Pupil-teacher ratio, secondary (World Bank WDI)",
 "unit": "Number",
 "frequency": "Annual",
 "base_year": null,
 "producer": "World Bank",
 "publisher": "World Bank",
 "source_url": "https://data.worldbank.org/country/sri-lanka",
 "latest_vintage": "2026-10-08",
 "page": "/data/series/LK.SOC.WDI.SE_SEC_ENRL_TC_ZS.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.",
 "licence": "Source: The World Bank. Licence: CC BY 4.0. https://creativecommons.org/licenses/by/4.0/",
 "observations": [
  {"period": "1987", "value": 21.83091, "status": null},
  {"period": "1988", "value": 22.48256, "status": null},
  {"period": "1989", "value": 22.28738, "status": null},
  {"period": "1990", "value": 19.10929, "status": null},
  {"period": "1991", "value": 19.91687, "status": null},
  {"period": "1992", "value": 20.14284, "status": null},
  {"period": "1993", "value": 21.16658, "status": null},
  {"period": "1994", "value": 21.86205, "status": null},
  {"period": "1995", "value": 22.34247, "status": null},
  {"period": "2011", "value": 17.25639, "status": null},
  {"period": "2012", "value": 17.28218, "status": null},
  {"period": "2016", "value": 17.42213, "status": null},
  {"period": "2017", "value": 17.44801, "status": null},
  {"period": "2018", "value": 17.52875, "status": null}
 ]
}