{"entity":{"iso2":"NE","iso3":"NER","name":"Niger","slug":"niger"},"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":"1981-01-01","value":261927.0},{"date":"1982-01-01","value":270361.0},{"date":"1983-01-01","value":281152.0},{"date":"1984-01-01","value":288958.0},{"date":"1985-01-01","value":299889.0},{"date":"1986-01-01","value":304732.0},{"date":"1987-01-01","value":305991.0},{"date":"1988-01-01","value":307234.0},{"date":"1989-01-01","value":301274.0},{"date":"1990-01-01","value":277026.0},{"date":"1991-01-01","value":296468.0},{"date":"1992-01-01","value":302166.0},{"date":"1993-01-01","value":311673.0},{"date":"1994-01-01","value":322149.0},{"date":"1995-01-01","value":320980.0},{"date":"1996-01-01","value":333154.0},{"date":"1997-01-01","value":337557.0},{"date":"1998-01-01","value":313563.0},{"date":"1999-01-01","value":292040.0},{"date":"2000-01-01","value":298399.0},{"date":"2001-01-01","value":303947.0},{"date":"2002-01-01","value":309118.0},{"date":"2003-01-01","value":314243.0},{"date":"2004-01-01","value":319367.0},{"date":"2005-01-01","value":324536.0},{"date":"2006-01-01","value":298641.0},{"date":"2007-01-01","value":276740.0},{"date":"2008-01-01","value":212917.0},{"date":"2009-01-01","value":199424.0},{"date":"2010-01-01","value":177588.0},{"date":"2011-01-01","value":439919.0},{"date":"2012-01-01","value":219016.0},{"date":"2013-01-01","value":295037.0},{"date":"2014-01-01","value":167706.0},{"date":"2015-01-01","value":139548.0},{"date":"2016-01-01","value":151503.0},{"date":"2017-01-01","value":129222.0},{"date":"2018-01-01","value":184537.0},{"date":"2019-01-01","value":169761.0},{"date":"2020-01-01","value":172436.0},{"date":"2021-01-01","value":165991.0},{"date":"2022-01-01","value":149987.0},{"date":"2023-01-01","value":144384.0}],"summary":{"latest_period":"2023-01-01","latest_value":144384.0,"max":439919.0,"mean":262611.0,"min":129222.0,"of":194,"rank":33,"trend":"falling"}}