{"entity":{"iso2":"NZ","iso3":"NZL","name":"New Zealand","slug":"new-zealand"},"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":"1983-01-01","value":13944.8},{"date":"1984-01-01","value":7997.44},{"date":"1985-01-01","value":8066.56},{"date":"1986-01-01","value":8159.84},{"date":"1987-01-01","value":13507.8},{"date":"1988-01-01","value":13303.8},{"date":"1989-01-01","value":9264.15},{"date":"1990-01-01","value":5662.0},{"date":"1991-01-01","value":18906.9},{"date":"1992-01-01","value":19216.3},{"date":"1993-01-01","value":14292.7},{"date":"1994-01-01","value":9385.12},{"date":"1995-01-01","value":7564.7},{"date":"1996-01-01","value":3479.22},{"date":"1997-01-01","value":575.3},{"date":"1998-01-01","value":10294.9},{"date":"1999-01-01","value":8516.25},{"date":"2000-01-01","value":10104.5},{"date":"2001-01-01","value":10104.5},{"date":"2002-01-01","value":8956.0},{"date":"2003-01-01","value":7766.08},{"date":"2004-01-01","value":7274.15},{"date":"2005-01-01","value":6268.13},{"date":"2006-01-01","value":6358.44},{"date":"2007-01-01","value":7120.32},{"date":"2008-01-01","value":6794.92},{"date":"2009-01-01","value":5086.72},{"date":"2010-01-01","value":4491.55},{"date":"2011-01-01","value":3195.85},{"date":"2012-01-01","value":4396.63},{"date":"2013-01-01","value":4918.32},{"date":"2014-01-01","value":4224.57},{"date":"2015-01-01","value":4762.08},{"date":"2016-01-01","value":4762.0},{"date":"2017-01-01","value":3600.24},{"date":"2018-01-01","value":4214.84},{"date":"2019-01-01","value":4805.36},{"date":"2020-01-01","value":4792.0},{"date":"2021-01-01","value":5988.9},{"date":"2022-01-01","value":6520.25},{"date":"2023-01-01","value":7074.72}],"summary":{"latest_period":"2023-01-01","latest_value":7074.72,"max":19216.3,"mean":7700.46,"min":575.3,"of":194,"rank":106,"trend":"volatile"}}