{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-schooling-vs-expected-schooling","source":"UNDP, Human Development Report (2025) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/average-schooling-vs-expected-schooling","title":"Average years of schooling vs. expected years of schooling","unit":"years"},"observations":[{"date":"1990-01-01","value":1.90522},{"date":"1991-01-01","value":1.99687},{"date":"1992-01-01","value":2.08851},{"date":"1993-01-01","value":2.18015},{"date":"1994-01-01","value":2.2718},{"date":"1995-01-01","value":2.36344},{"date":"1996-01-01","value":2.44544},{"date":"1997-01-01","value":2.52743},{"date":"1998-01-01","value":2.60943},{"date":"1999-01-01","value":2.69143},{"date":"2000-01-01","value":2.77343},{"date":"2001-01-01","value":2.86507},{"date":"2002-01-01","value":2.95671},{"date":"2003-01-01","value":3.04836},{"date":"2004-01-01","value":3.14},{"date":"2005-01-01","value":3.16845},{"date":"2006-01-01","value":3.1969},{"date":"2007-01-01","value":3.22535},{"date":"2008-01-01","value":3.2538},{"date":"2009-01-01","value":3.28225},{"date":"2010-01-01","value":3.3107},{"date":"2011-01-01","value":3.33915},{"date":"2012-01-01","value":3.3676},{"date":"2013-01-01","value":3.39605},{"date":"2014-01-01","value":3.4245},{"date":"2015-01-01","value":3.45295},{"date":"2016-01-01","value":3.4814},{"date":"2017-01-01","value":3.50985},{"date":"2018-01-01","value":3.50654},{"date":"2019-01-01","value":3.50323},{"date":"2020-01-01","value":3.51923},{"date":"2021-01-01","value":3.5353},{"date":"2022-01-01","value":3.5353},{"date":"2023-01-01","value":3.5353}],"summary":{"latest_period":"2023-01-01","latest_value":3.5353,"max":3.5353,"mean":3.01197,"min":1.90522,"of":192,"rank":182,"trend":"rising"}}