{"entity":{"iso2":"ST","iso3":"STP","name":"Sao Tome and Principe","slug":"sao-tome-and-principe"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (WHO)","slug":"yellow-fever-vaccine-yfv-immunization-coverage-among-1-year-olds-percent","source":"World Health Organization, Global Health Observatory","source_url":"https://www.who.int/data/gho/data/indicators/indicator-details/GHO/VACCINECOVERAGE_YFV","title":"Yellow fever vaccine (YFV) immunization coverage among 1-year olds (%)","unit":null},"observations":[{"date":"2000-01-01","value":0.0},{"date":"2001-01-01","value":0.0},{"date":"2002-01-01","value":0.0},{"date":"2003-01-01","value":34.0},{"date":"2004-01-01","value":51.0},{"date":"2005-01-01","value":68.0},{"date":"2006-01-01","value":85.0},{"date":"2007-01-01","value":86.0},{"date":"2008-01-01","value":94.0},{"date":"2009-01-01","value":90.0},{"date":"2010-01-01","value":92.0},{"date":"2011-01-01","value":91.0},{"date":"2012-01-01","value":92.0},{"date":"2013-01-01","value":91.0}],"summary":{"latest_period":"2013-01-01","latest_value":91.0,"max":94.0,"mean":62.4286,"min":0.0,"of":45,"rank":4,"trend":"volatile"}}