{"entity":{"iso2":"BE","iso3":"BEL","name":"Belgium","slug":"belgium"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"number-of-clinical-trials","source":"ClinicalTrials.gov (2025) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/number-of-clinical-trials","title":"Number of clinical trials","unit":"trials"},"observations":[{"date":"2001-01-01","value":1.0},{"date":"2002-01-01","value":4.0},{"date":"2003-01-01","value":12.0},{"date":"2004-01-01","value":28.0},{"date":"2005-01-01","value":39.0},{"date":"2006-01-01","value":35.0},{"date":"2007-01-01","value":50.0},{"date":"2008-01-01","value":86.0},{"date":"2009-01-01","value":117.0},{"date":"2010-01-01","value":126.0},{"date":"2011-01-01","value":147.0},{"date":"2012-01-01","value":161.0},{"date":"2013-01-01","value":155.0},{"date":"2014-01-01","value":198.0},{"date":"2015-01-01","value":223.0},{"date":"2016-01-01","value":212.0},{"date":"2017-01-01","value":248.0},{"date":"2018-01-01","value":272.0},{"date":"2019-01-01","value":310.0},{"date":"2020-01-01","value":287.0},{"date":"2021-01-01","value":317.0},{"date":"2022-01-01","value":296.0},{"date":"2023-01-01","value":271.0},{"date":"2024-01-01","value":205.0}],"summary":{"latest_period":"2024-01-01","latest_value":205.0,"max":317.0,"mean":158.333,"min":1.0,"of":153,"rank":17,"trend":"volatile"}}