{"entity":{"iso2":"NE","iso3":"NER","name":"Niger","slug":"niger"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"years-of-schooling","source":"UNDP, Human Development Report (2025) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/years-of-schooling","title":"Average years of schooling among adults","unit":"years"},"observations":[{"date":"1990-01-01","value":0.728185},{"date":"1991-01-01","value":0.768288},{"date":"1992-01-01","value":0.808391},{"date":"1993-01-01","value":0.848494},{"date":"1994-01-01","value":0.888597},{"date":"1995-01-01","value":0.9287},{"date":"1996-01-01","value":0.975135},{"date":"1997-01-01","value":1.02157},{"date":"1998-01-01","value":1.06801},{"date":"1999-01-01","value":1.11444},{"date":"2000-01-01","value":1.16088},{"date":"2001-01-01","value":1.20309},{"date":"2002-01-01","value":1.2453},{"date":"2003-01-01","value":1.28752},{"date":"2004-01-01","value":1.32973},{"date":"2005-01-01","value":1.37194},{"date":"2006-01-01","value":1.4036},{"date":"2007-01-01","value":1.43526},{"date":"2008-01-01","value":1.46692},{"date":"2009-01-01","value":1.49858},{"date":"2010-01-01","value":1.53024},{"date":"2011-01-01","value":1.58512},{"date":"2012-01-01","value":1.64},{"date":"2013-01-01","value":1.57432},{"date":"2014-01-01","value":1.50864},{"date":"2015-01-01","value":1.44296},{"date":"2016-01-01","value":1.37727},{"date":"2017-01-01","value":1.31159},{"date":"2018-01-01","value":1.24591},{"date":"2019-01-01","value":1.29363},{"date":"2020-01-01","value":1.34135},{"date":"2021-01-01","value":1.41229},{"date":"2022-01-01","value":1.41229},{"date":"2023-01-01","value":1.41229}],"summary":{"latest_period":"2023-01-01","latest_value":1.41229,"max":1.64,"mean":1.25413,"min":0.728185,"of":192,"rank":192,"trend":"rising"}}