{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"the-worlds-number-of-vaccinated-one-year-olds","source":"UN, World Population Prospects (2024) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/the-worlds-number-of-vaccinated-one-year-olds","title":"Number of one-year-olds who have received different vaccinations","unit":"people"},"observations":[{"date":"1980-01-01","value":133608.0},{"date":"1981-01-01","value":136185.0},{"date":"1982-01-01","value":139076.0},{"date":"1983-01-01","value":142185.0},{"date":"1984-01-01","value":145508.0},{"date":"1985-01-01","value":148841.0},{"date":"1986-01-01","value":152511.0},{"date":"1987-01-01","value":156798.0},{"date":"1988-01-01","value":160891.0},{"date":"1989-01-01","value":164331.0},{"date":"1990-01-01","value":170636.0},{"date":"1991-01-01","value":172751.0},{"date":"1992-01-01","value":169756.0},{"date":"1993-01-01","value":169888.0},{"date":"1994-01-01","value":170774.0},{"date":"1995-01-01","value":170626.0},{"date":"1996-01-01","value":171387.0},{"date":"1997-01-01","value":173616.0},{"date":"1998-01-01","value":174957.0},{"date":"1999-01-01","value":175591.0},{"date":"2000-01-01","value":179402.0},{"date":"2001-01-01","value":189402.0},{"date":"2002-01-01","value":199293.0},{"date":"2003-01-01","value":204874.0},{"date":"2004-01-01","value":207356.0},{"date":"2005-01-01","value":209072.0},{"date":"2006-01-01","value":211999.0},{"date":"2007-01-01","value":214827.0},{"date":"2008-01-01","value":217969.0},{"date":"2009-01-01","value":221439.0},{"date":"2010-01-01","value":224091.0},{"date":"2011-01-01","value":226679.0},{"date":"2012-01-01","value":229039.0},{"date":"2013-01-01","value":229429.0},{"date":"2014-01-01","value":228761.0},{"date":"2015-01-01","value":228351.0},{"date":"2016-01-01","value":229679.0},{"date":"2017-01-01","value":232838.0},{"date":"2018-01-01","value":235781.0},{"date":"2019-01-01","value":238199.0},{"date":"2020-01-01","value":240074.0},{"date":"2021-01-01","value":241689.0},{"date":"2022-01-01","value":243173.0},{"date":"2023-01-01","value":244841.0}],"summary":{"latest_period":"2023-01-01","latest_value":244841.0,"max":244841.0,"mean":193822.0,"min":133608.0,"of":236,"rank":78,"trend":"rising"}}