{"entity":{"iso2":"GD","iso3":"GRD","name":"Grenada","slug":"grenada"},"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":"1980-01-01","value":1601.4},{"date":"1981-01-01","value":1327.5},{"date":"1982-01-01","value":849.81},{"date":"1983-01-01","value":612.64},{"date":"1984-01-01","value":551.0},{"date":"1985-01-01","value":510.6},{"date":"1986-01-01","value":179.76},{"date":"1987-01-01","value":433.39},{"date":"1988-01-01","value":833.76},{"date":"1989-01-01","value":327.88},{"date":"1990-01-01","value":730.36},{"date":"1991-01-01","value":422.82},{"date":"1992-01-01","value":231.8},{"date":"1993-01-01","value":204.3},{"date":"1994-01-01","value":110.85},{"date":"1995-01-01","value":498.87},{"date":"1996-01-01","value":426.0},{"date":"1997-01-01","value":105.15},{"date":"1998-01-01","value":104.5},{"date":"1999-01-01","value":271.18},{"date":"2000-01-01","value":62.76},{"date":"2001-01-01","value":83.68},{"date":"2002-01-01","value":38.88},{"date":"2003-01-01","value":36.1},{"date":"2004-01-01","value":289.12},{"date":"2005-01-01","value":18.05},{"date":"2006-01-01","value":162.36},{"date":"2007-01-01","value":72.12},{"date":"2008-01-01","value":17.98},{"date":"2009-01-01","value":17.91},{"date":"2010-01-01","value":106.86},{"date":"2011-01-01","value":88.65},{"date":"2012-01-01","value":35.38},{"date":"2013-01-01","value":35.2},{"date":"2014-01-01","value":330.22},{"date":"2015-01-01","value":16.78},{"date":"2016-01-01","value":31.98},{"date":"2017-01-01","value":136.98},{"date":"2018-01-01","value":56.04},{"date":"2019-01-01","value":82.02},{"date":"2020-01-01","value":397.04},{"date":"2021-01-01","value":326.37},{"date":"2022-01-01","value":379.35},{"date":"2023-01-01","value":193.62}],"summary":{"latest_period":"2023-01-01","latest_value":193.62,"max":1601.4,"mean":303.387,"min":16.78,"of":194,"rank":173,"trend":"volatile"}}