{
 "code": "LK.POP.WDI.SP_POP_1564_TO_ZS.A",
 "name": "Population ages 15-64 (% of total population) (modelled estimate) (World Bank WDI)",
 "unit": "Per cent",
 "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.POP.WDI.SP_POP_1564_TO_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": "1960", "value": 54.81, "status": null},
  {"period": "1961", "value": 54.95, "status": null},
  {"period": "1962", "value": 55.16, "status": null},
  {"period": "1963", "value": 55.39, "status": null},
  {"period": "1964", "value": 55.54, "status": null},
  {"period": "1965", "value": 55.65, "status": null},
  {"period": "1966", "value": 55.78, "status": null},
  {"period": "1967", "value": 55.92, "status": null},
  {"period": "1968", "value": 56.08, "status": null},
  {"period": "1969", "value": 56.26, "status": null},
  {"period": "1970", "value": 56.46, "status": null},
  {"period": "1971", "value": 56.67, "status": null},
  {"period": "1972", "value": 56.92, "status": null},
  {"period": "1973", "value": 57.225236, "status": null},
  {"period": "1974", "value": 57.59, "status": null},
  {"period": "1975", "value": 57.96, "status": null},
  {"period": "1976", "value": 58.29, "status": null},
  {"period": "1977", "value": 58.57, "status": null},
  {"period": "1978", "value": 58.80, "status": null},
  {"period": "1979", "value": 58.976582, "status": null},
  {"period": "1980", "value": 59.13, "status": null},
  {"period": "1981", "value": 59.254071, "status": null},
  {"period": "1982", "value": 59.36, "status": null},
  {"period": "1983", "value": 59.46, "status": null},
  {"period": "1984", "value": 59.55, "status": null},
  {"period": "1985", "value": 59.794073, "status": null},
  {"period": "1986", "value": 60.23, "status": null},
  {"period": "1987", "value": 60.70, "status": null},
  {"period": "1988", "value": 61.13, "status": null},
  {"period": "1989", "value": 61.54, "status": null},
  {"period": "1990", "value": 61.83, "status": null},
  {"period": "1991", "value": 62.18, "status": null},
  {"period": "1992", "value": 62.78, "status": null},
  {"period": "1993", "value": 63.45, "status": null},
  {"period": "1994", "value": 64.11, "status": null},
  {"period": "1995", "value": 64.724979, "status": null},
  {"period": "1996", "value": 65.26, "status": null},
  {"period": "1997", "value": 65.72, "status": null},
  {"period": "1998", "value": 66.09, "status": null},
  {"period": "1999", "value": 66.44, "status": null},
  {"period": "2000", "value": 66.79, "status": null},
  {"period": "2001", "value": 67.11, "status": null},
  {"period": "2002", "value": 67.32, "status": null},
  {"period": "2003", "value": 67.45, "status": null},
  {"period": "2004", "value": 67.52, "status": null},
  {"period": "2005", "value": 67.54, "status": null},
  {"period": "2006", "value": 67.52, "status": null},
  {"period": "2007", "value": 67.463663, "status": null},
  {"period": "2008", "value": 67.38, "status": null},
  {"period": "2009", "value": 67.28, "status": null},
  {"period": "2010", "value": 67.15, "status": null},
  {"period": "2011", "value": 67.01, "status": null},
  {"period": "2012", "value": 66.85, "status": null},
  {"period": "2013", "value": 66.680689, "status": null},
  {"period": "2014", "value": 66.49, "status": null},
  {"period": "2015", "value": 66.32, "status": null},
  {"period": "2016", "value": 66.18, "status": null},
  {"period": "2017", "value": 66.08, "status": null},
  {"period": "2018", "value": 66.01, "status": null},
  {"period": "2019", "value": 65.97, "status": null},
  {"period": "2020", "value": 65.95, "status": null},
  {"period": "2021", "value": 65.94, "status": null},
  {"period": "2022", "value": 65.93, "status": null},
  {"period": "2023", "value": 65.900017, "status": null},
  {"period": "2024", "value": 65.87, "status": null},
  {"period": "2025", "value": 65.82, "status": null}
 ]
}