{"id":"worldbank.immunization-measles.sle.annual","dataset_id":"worldbank-immunization-measles","indicator":"immunization-measles","geography":"SLE","frequency":"annual","unit":"percent","start_period":"1999","end_period":"2024","org":"World Bank","original_indicator":"SH.IMM.MEAS","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-05T23:59:57+00:00","version":"1","geography_name":"Sierra Leone","region":"Sub-Saharan Africa ","observations":[{"period":"1999","value":62.0,"flags":""},{"period":"2000","value":37.0,"flags":""},{"period":"2001","value":50.0,"flags":""},{"period":"2002","value":62.0,"flags":""},{"period":"2003","value":73.0,"flags":""},{"period":"2004","value":76.0,"flags":""},{"period":"2005","value":71.0,"flags":""},{"period":"2006","value":65.0,"flags":""},{"period":"2007","value":60.0,"flags":""},{"period":"2008","value":73.0,"flags":""},{"period":"2009","value":80.0,"flags":""},{"period":"2010","value":82.0,"flags":""},{"period":"2011","value":84.0,"flags":""},{"period":"2012","value":86.0,"flags":""},{"period":"2013","value":85.0,"flags":""},{"period":"2014","value":80.0,"flags":""},{"period":"2015","value":78.0,"flags":""},{"period":"2016","value":85.0,"flags":""},{"period":"2017","value":80.0,"flags":""},{"period":"2018","value":87.0,"flags":""},{"period":"2019","value":93.0,"flags":""},{"period":"2020","value":87.0,"flags":""},{"period":"2021","value":87.0,"flags":""},{"period":"2022","value":90.0,"flags":""},{"period":"2023","value":90.0,"flags":""},{"period":"2024","value":90.0,"flags":""}],"indicator_name":"Immunization, measles","topic":"Health","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"SH.IMM.MEAS","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-05T23:59:57+00:00","version":"1","license":"see source"}}