{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (WHO)","slug":"yellow-fever-number-of-reported-cases","source":"World Health Organization, Global Health Observatory","source_url":"https://www.who.int/data/gho/data/indicators/indicator-details/GHO/WHS3_50","title":"Yellow fever - number of reported cases","unit":null},"observations":[{"date":"1975-01-01","value":134.0},{"date":"1995-01-01","value":1.0},{"date":"1997-01-01","value":0.0},{"date":"2000-01-01","value":1.0},{"date":"2002-01-01","value":0.0},{"date":"2003-01-01","value":95.0},{"date":"2004-01-01","value":0.0},{"date":"2005-01-01","value":3.0},{"date":"2006-01-01","value":12.0},{"date":"2007-01-01","value":0.0},{"date":"2008-01-01","value":111.0},{"date":"2009-01-01","value":3.0},{"date":"2010-01-01","value":0.0},{"date":"2011-01-01","value":361.0},{"date":"2012-01-01","value":94.0},{"date":"2013-01-01","value":3.0},{"date":"2014-01-01","value":0.0},{"date":"2015-01-01","value":0.0},{"date":"2016-01-01","value":0.0},{"date":"2017-01-01","value":0.0},{"date":"2018-01-01","value":0.0},{"date":"2019-01-01","value":0.0},{"date":"2021-01-01","value":0.0},{"date":"2022-01-01","value":2.0},{"date":"2023-01-01","value":160.0},{"date":"2024-01-01","value":96.0},{"date":"2025-01-01","value":0.0}],"summary":{"latest_period":"2025-01-01","latest_value":0.0,"max":361.0,"mean":39.8519,"min":0.0,"of":199,"rank":26,"trend":"volatile"}}