{"entity":{"iso2":"BA","iso3":"BIH","name":"Bosnia and Herzegovina","slug":"bosnia-and-herzegovina"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"polio-number-unvaccinated","source":"WHO & UNICEF (2025); UN, World Population Prospects (2024) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/polio-number-unvaccinated","title":"Number of one-year-olds who are not vaccinated against polio","unit":"one-year-olds"},"observations":[{"date":"1992-01-01","value":22017.1},{"date":"1993-01-01","value":30995.2},{"date":"1994-01-01","value":15116.8},{"date":"1995-01-01","value":13559.1},{"date":"1996-01-01","value":11268.4},{"date":"1997-01-01","value":9021.6},{"date":"1998-01-01","value":5379.0},{"date":"1999-01-01","value":5018.5},{"date":"2000-01-01","value":6074.38},{"date":"2001-01-01","value":3463.6},{"date":"2002-01-01","value":5862.08},{"date":"2003-01-01","value":5377.45},{"date":"2004-01-01","value":5317.65},{"date":"2005-01-01","value":2010.6},{"date":"2006-01-01","value":3547.17},{"date":"2007-01-01","value":1895.8},{"date":"2008-01-01","value":2926.72},{"date":"2009-01-01","value":3575.2},{"date":"2010-01-01","value":3550.4},{"date":"2011-01-01","value":3823.82},{"date":"2012-01-01","value":4220.06},{"date":"2013-01-01","value":4018.56},{"date":"2014-01-01","value":4274.9},{"date":"2015-01-01","value":7670.78},{"date":"2016-01-01","value":6041.28},{"date":"2017-01-01","value":7145.25},{"date":"2018-01-01","value":7651.53},{"date":"2019-01-01","value":5712.2},{"date":"2020-01-01","value":6211.26},{"date":"2021-01-01","value":6243.35},{"date":"2022-01-01","value":6510.0},{"date":"2023-01-01","value":3258.45}],"summary":{"latest_period":"2023-01-01","latest_value":3258.45,"max":30995.2,"mean":7148.7,"min":1895.8,"of":194,"rank":126,"trend":"volatile"}}