{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"air-transport-freight-ton-km","source":"International Civil Aviation Organization (ICAO), via World Bank (2026) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/air-transport-freight-ton-km","title":"Tonne-kilometers of air freight","unit":"million ton-km"},"observations":[{"date":"1970-01-01","value":4900000.0},{"date":"1971-01-01","value":5100000.0},{"date":"1972-01-01","value":5600000.0},{"date":"1973-01-01","value":6300000.0},{"date":"1974-01-01","value":6500000.0},{"date":"1975-01-01","value":6500000.0},{"date":"1976-01-01","value":7000000.0},{"date":"1977-01-01","value":7200000.0},{"date":"1978-01-01","value":7600000.0},{"date":"1979-01-01","value":8100000.0},{"date":"1980-01-01","value":8900000.0},{"date":"1981-01-01","value":9000000.0},{"date":"1982-01-01","value":9500000.0},{"date":"1983-01-01","value":10500000.0},{"date":"1984-01-01","value":11700000.0},{"date":"1985-01-01","value":8000000.0},{"date":"1986-01-01","value":8700000.0},{"date":"1987-01-01","value":9600000.0},{"date":"1988-01-01","value":9000000.0},{"date":"1989-01-01","value":7700000.0},{"date":"1990-01-01","value":8000000.0},{"date":"1991-01-01","value":5900000.0},{"date":"1992-01-01","value":14400000.0},{"date":"1993-01-01","value":27100000.0},{"date":"1994-01-01","value":30900000.0},{"date":"1995-01-01","value":29900000.0},{"date":"1996-01-01","value":23900000.0},{"date":"1997-01-01","value":31600000.0},{"date":"1998-01-01","value":30400000.0},{"date":"1999-01-01","value":12400000.0},{"date":"2000-01-01","value":5955000.0},{"date":"2001-01-01","value":2405000.0},{"date":"2002-01-01","value":31000.0},{"date":"2003-01-01","value":628000.0},{"date":"2004-01-01","value":2558000.0},{"date":"2005-01-01","value":3105000.0},{"date":"2006-01-01","value":3380000.0},{"date":"2007-01-01","value":2952000.0},{"date":"2008-01-01","value":2278000.0},{"date":"2009-01-01","value":1730000.0},{"date":"2010-01-01","value":2135180.0},{"date":"2011-01-01","value":2298620.0},{"date":"2012-01-01","value":1934060.0},{"date":"2013-01-01","value":1731000.0},{"date":"2014-01-01","value":1722000.0},{"date":"2015-01-01","value":1530950.0},{"date":"2016-01-01","value":1769250.0},{"date":"2017-01-01","value":1718960.0},{"date":"2018-01-01","value":1375000.0},{"date":"2019-01-01","value":1257000.0},{"date":"2020-01-01","value":1022000.0},{"date":"2021-01-01","value":58087.0},{"date":"2022-01-01","value":860710.0},{"date":"2023-01-01","value":626000.0}],"summary":{"latest_period":"2023-01-01","latest_value":626000.0,"max":31600000.0,"mean":7721500.0,"min":31000.0,"of":180,"rank":128,"trend":"volatile"}}