{"entity":{"iso2":"BE","iso3":"BEL","name":"Belgium","slug":"belgium"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"polio-number-unvaccinated","source":"Our World in Data","source_url":"https://ourworldindata.org/grapher/polio-number-unvaccinated","title":"Polio number unvaccinated","unit":null},"observations":[{"date":"1980-01-01","value":1225.29},{"date":"1981-01-01","value":1231.44},{"date":"1982-01-01","value":12267.0},{"date":"1983-01-01","value":12092.7},{"date":"1984-01-01","value":5891.75},{"date":"1985-01-01","value":3472.98},{"date":"1986-01-01","value":1144.31},{"date":"1987-01-01","value":3461.58},{"date":"1988-01-01","value":5864.5},{"date":"1989-01-01","value":5943.35},{"date":"1990-01-01","value":6050.35},{"date":"1991-01-01","value":8623.44},{"date":"1992-01-01","value":7527.9},{"date":"1993-01-01","value":7539.12},{"date":"1994-01-01","value":8600.06},{"date":"1995-01-01","value":9466.88},{"date":"1996-01-01","value":6934.2},{"date":"1997-01-01","value":6941.52},{"date":"1998-01-01","value":5805.1},{"date":"1999-01-01","value":5765.55},{"date":"2000-01-01","value":4564.84},{"date":"2001-01-01","value":4582.0},{"date":"2002-01-01","value":4594.0},{"date":"2003-01-01","value":4529.84},{"date":"2004-01-01","value":4514.56},{"date":"2005-01-01","value":3461.61},{"date":"2006-01-01","value":1185.34},{"date":"2007-01-01","value":1215.13},{"date":"2008-01-01","value":1239.53},{"date":"2009-01-01","value":2531.88},{"date":"2010-01-01","value":2580.94},{"date":"2011-01-01","value":2609.88},{"date":"2012-01-01","value":1305.3},{"date":"2013-01-01","value":1291.04},{"date":"2014-01-01","value":1273.2},{"date":"2015-01-01","value":1261.88},{"date":"2016-01-01","value":2496.52},{"date":"2017-01-01","value":2460.6},{"date":"2018-01-01","value":2432.94},{"date":"2019-01-01","value":2402.14},{"date":"2020-01-01","value":2381.04},{"date":"2021-01-01","value":2335.4},{"date":"2022-01-01","value":2342.06},{"date":"2023-01-01","value":2341.8}],"summary":{"latest_period":"2023-01-01","latest_value":2341.8,"max":12267.0,"mean":4267.78,"min":1144.31,"of":192,"rank":135,"trend":"volatile"}}