{"entity":{"iso2":"ES","iso3":"ESP","name":"Spain","slug":"spain"},"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":2.0},{"date":"2002-01-01","value":3.0},{"date":"2003-01-01","value":7.0},{"date":"2004-01-01","value":18.0},{"date":"2005-01-01","value":42.0},{"date":"2006-01-01","value":38.0},{"date":"2007-01-01","value":72.0},{"date":"2008-01-01","value":79.0},{"date":"2009-01-01","value":115.0},{"date":"2010-01-01","value":121.0},{"date":"2011-01-01","value":157.0},{"date":"2012-01-01","value":196.0},{"date":"2013-01-01","value":237.0},{"date":"2014-01-01","value":251.0},{"date":"2015-01-01","value":288.0},{"date":"2016-01-01","value":321.0},{"date":"2017-01-01","value":354.0},{"date":"2018-01-01","value":442.0},{"date":"2019-01-01","value":526.0},{"date":"2020-01-01","value":536.0},{"date":"2021-01-01","value":562.0},{"date":"2022-01-01","value":658.0},{"date":"2023-01-01","value":681.0},{"date":"2024-01-01","value":566.0}],"summary":{"latest_period":"2024-01-01","latest_value":566.0,"max":681.0,"mean":261.333,"min":2.0,"of":153,"rank":6,"trend":"volatile"}}