{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"ozone-depleting-substances-index","source":"UN Environment Programme (2023) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/ozone-depleting-substances-index","title":"Change in the consumption of ozone-depleting substances","unit":null},"observations":[{"date":"1986-01-01","value":100.0},{"date":"1989-01-01","value":100.0},{"date":"1991-01-01","value":22.22},{"date":"1995-01-01","value":122.22},{"date":"1996-01-01","value":77.78},{"date":"1997-01-01","value":77.78},{"date":"1998-01-01","value":0.0},{"date":"1999-01-01","value":4633.33},{"date":"2000-01-01","value":27.78},{"date":"2001-01-01","value":44.44},{"date":"2002-01-01","value":55.56},{"date":"2003-01-01","value":16.67},{"date":"2004-01-01","value":5.56},{"date":"2005-01-01","value":0.0},{"date":"2006-01-01","value":0.0},{"date":"2007-01-01","value":5.56},{"date":"2008-01-01","value":11.11},{"date":"2009-01-01","value":5.56},{"date":"2010-01-01","value":5.56},{"date":"2011-01-01","value":3.89},{"date":"2012-01-01","value":2.78},{"date":"2013-01-01","value":2.22},{"date":"2014-01-01","value":1.11},{"date":"2015-01-01","value":0.0},{"date":"2016-01-01","value":0.0},{"date":"2017-01-01","value":0.56},{"date":"2018-01-01","value":0.0},{"date":"2019-01-01","value":0.0},{"date":"2020-01-01","value":0.0},{"date":"2021-01-01","value":0.56}],"summary":{"latest_period":"2021-01-01","latest_value":0.56,"max":4633.33,"mean":177.408,"min":0.0,"of":162,"rank":116,"trend":"volatile"}}