{"entity":{"iso2":"JP","iso3":"JPN","name":"Japan","slug":"japan"},"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":"2000-01-01","value":1.0},{"date":"2001-01-01","value":2.0},{"date":"2003-01-01","value":8.0},{"date":"2004-01-01","value":24.0},{"date":"2005-01-01","value":42.0},{"date":"2006-01-01","value":62.0},{"date":"2007-01-01","value":95.0},{"date":"2008-01-01","value":163.0},{"date":"2009-01-01","value":166.0},{"date":"2010-01-01","value":237.0},{"date":"2011-01-01","value":194.0},{"date":"2012-01-01","value":234.0},{"date":"2013-01-01","value":230.0},{"date":"2014-01-01","value":249.0},{"date":"2015-01-01","value":230.0},{"date":"2016-01-01","value":237.0},{"date":"2017-01-01","value":244.0},{"date":"2018-01-01","value":241.0},{"date":"2019-01-01","value":198.0},{"date":"2020-01-01","value":171.0},{"date":"2021-01-01","value":178.0},{"date":"2022-01-01","value":172.0},{"date":"2023-01-01","value":163.0},{"date":"2024-01-01","value":138.0}],"summary":{"latest_period":"2024-01-01","latest_value":138.0,"max":249.0,"mean":153.292,"min":1.0,"of":153,"rank":21,"trend":"volatile"}}